{"id":"CVE-2026-48913","aliases":["ALPINE-CVE-2026-48913","ALSA-2026:34355","ALSA-2026:59387","AZL-89709","AZL-89717","BELL-CVE-2026-48913","BIT-apache-2026-48913","CLSA-2026-1781628808","CLSA-2026-1784903876","CLSA-2026-1788178281","DEBIAN-CVE-2026-48913","EUVD-2026-35101","GHSA-fjj2-vrp3-84fv","MGASA-2026-0289","OESA-2026-2746","OESA-2026-2747","RHSA-2026:25042","RHSA-2026:34355","RHSA-2026:50538","RHSA-2026:50572","RHSA-2026:55992","RHSA-2026:56868","RHSA-2026:59387","RLSA-2026:34355","RLSA-2026:59387","ROOT-OS-DEBIAN-12-CVE-2026-48913","ROOT-OS-DEBIAN-13-CVE-2026-48913","SUSE-SU-2026:22564-1","SUSE-SU-2026:2686-1","SUSE-SU-2026:2717-1","SUSE-SU-2026:2735-1","SUSE-SU-2026:2759-1","UBUNTU-CVE-2026-48913","USN-8516-1","USN-8571-1","openSUSE-SU-2026:21235-1"],"status":"published","title":"Apache HTTP Server: mod_http2 memory corruption when file handles exhausted","description":"Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already 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HTTP Server: mod_http2 memory corruption when file handles exhausted","description":"Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.\n\nThis issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.","status":"published","published":"2026-06-08T15:24:52.573Z","modified":"2026-06-08T22:32:34.557Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"adp"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T13:50:49.872037Z"}],"euvd":[{"id":"EUVD-2026-35101","description":"Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.\n\nThis issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.","status":"published","published":"2026-06-08T15:24:52Z","modified":"2026-06-08T22:32:34Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T18:20:48.375828Z"}],"ghsa":[{"id":"GHSA-fjj2-vrp3-84fv","title":"Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already...","description":"Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.\n\nThis issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.","status":"published","published":"2026-06-08T18:31:50Z","modified":"2026-06-09T00:34:41Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T15:08:39.337223Z"}],"nvd":[{"id":"CVE-2026-48913","description":"Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.\n\nThis issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.","status":"published","published":"2026-06-08T16:16:43.39Z","modified":"2026-07-23T07:10:00.113Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"secondary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:12:22.73178Z"}],"osv":[{"id":"ALPINE-CVE-2026-48913","description":"Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.\n\nThis issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.","status":"published","published":"2026-06-08T16:16:43.39Z","modified":"2026-10-01T02:17:49.323151042Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:27:50.764331Z"},{"id":"BELL-CVE-2026-48913","status":"published","published":"2026-06-11T06:11:59.609185Z","modified":"2026-06-23T07:15:08.488376595Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:28:24.391068Z"},{"id":"CVE-2026-48913","title":"Apache HTTP Server: mod_http2 memory corruption when file handles exhausted","description":"Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.\n\nThis issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.","status":"published","published":"2026-06-08T15:24:52.573Z","modified":"2026-11-05T21:32:23.521889353Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-416"],"updated_at":"2026-11-05T22:00:34.245765Z"},{"id":"DEBIAN-CVE-2026-48913","description":"Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.  This issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.","status":"published","published":"2026-06-08T16:16:43.39Z","modified":"2026-10-01T03:03:24.376221512Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:45:56.444225Z"},{"id":"OESA-2026-2746","title":"httpd security update","description":"Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server.\r\n\r\nSecurity Fix(es):\n\nUse After Free vulnerability in Apache HTTP Server with mod_ldap in per-directory configuration\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes the issue.(CVE-2026-29167)\n\nA cross-site scripting vulnerability exists in mod_proxy_ftp\u0026apos;s HTML directory list generation in Apache HTTP Server 2.4.67 and earlier when listing FTP directory contents either via forward or reverse proxy configuration.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes this issue.(CVE-2026-29170)\n\nA buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted backend.\nUsers are recommended to upgrade to version 2.4.68, which fixes this issue.(CVE-2026-34355)\n\nHeap-based Buffer Overflow vulnerability in Apache HTTP Server with malicious backend servers and ProxyPassReverseCookie*\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes the issue.(CVE-2026-34356)\n\nA path handling issue in mod_dav_fs in Apache 2.4.67 and earlier allows a WebDAV content author to directly manipulate trusted DAV property databases, potentially causing child process crashes.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes this issue.(CVE-2026-42535)\n\nHeap-based Buffer Overflow vulnerability in Apache HTTP Server with mod_xml2enc, xml2StartParse, and untrusted content\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes the issue.(CVE-2026-42536)\n\nOut-of-bounds Read vulnerability in Apache HTTP Server with mod_headers and mod_mime and multiple response languages.\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.(CVE-2026-43951)\n\nImproper Privilege Management vulnerability in Apache HTTP Server 2.4.67 and earlier allows local .htaccess authors to read files with the privileges of the httpd user.\n\nThis issue affects Apache HTTP Server: from through 2.4.67.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes the issue.(CVE-2026-44119)\n\nLoop with Unreachable Exit Condition (\u0026apos;Infinite Loop\u0026apos;) vulnerability in the mod_proxy_ftp module in Apache HTTP Server with an attacker controlled backend FTP server.\n\nThis issue affects undefined: from 2.4.0 through 2.4.67.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes the issue.(CVE-2026-44186)\n\nBuffer Underwrite vulnerability in Apache HTTP Server on crafted regular expressions in the configuration.\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes the issue.(CVE-2026-44631)\n\nUse After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.\n\nThis issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.(CVE-2026-48913)","status":"published","published":"2026-06-24T11:11:40Z","modified":"2026-08-18T01:21:09.050269946Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:46.449097Z"},{"id":"OESA-2026-2747","title":"httpd security update","description":"Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server.\r\n\r\nSecurity Fix(es):\n\nUse After Free vulnerability in Apache HTTP Server with mod_ldap in per-directory configuration\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes the issue.(CVE-2026-29167)\n\nA cross-site scripting vulnerability exists in mod_proxy_ftp\u0026apos;s HTML directory list generation in Apache HTTP Server 2.4.67 and earlier when listing FTP directory contents either via forward or reverse proxy configuration.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes this issue.(CVE-2026-29170)\n\nA buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted backend.\nUsers are recommended to upgrade to version 2.4.68, which fixes this issue.(CVE-2026-34355)\n\nHeap-based Buffer Overflow vulnerability in Apache HTTP Server with malicious backend servers and ProxyPassReverseCookie*\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes the issue.(CVE-2026-34356)\n\nA path handling issue in mod_dav_fs in Apache 2.4.67 and earlier allows a WebDAV content author to directly manipulate trusted DAV property databases, potentially causing child process crashes.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes this issue.(CVE-2026-42535)\n\nHeap-based Buffer Overflow vulnerability in Apache HTTP Server with mod_xml2enc, xml2StartParse, and untrusted content\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes the issue.(CVE-2026-42536)\n\nOut-of-bounds Read vulnerability in Apache HTTP Server with mod_headers and mod_mime and multiple response languages.\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.(CVE-2026-43951)\n\nImproper Privilege Management vulnerability in Apache HTTP Server 2.4.67 and earlier allows local .htaccess authors to read files with the privileges of the httpd user.\n\nThis issue affects Apache HTTP Server: from through 2.4.67.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes the issue.(CVE-2026-44119)\n\nLoop with Unreachable Exit Condition (\u0026apos;Infinite Loop\u0026apos;) vulnerability in the mod_proxy_ftp module in Apache HTTP Server with an attacker controlled backend FTP server.\n\nThis issue affects undefined: from 2.4.0 through 2.4.67.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes the issue.(CVE-2026-44186)\n\nBuffer Underwrite vulnerability in Apache HTTP Server on crafted regular expressions in the configuration.\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.\n\nUsers are recommended to upgrade to version 2.4.68, which fixes the issue.(CVE-2026-44631)\n\nUse After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.\n\nThis issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.(CVE-2026-48913)","status":"published","published":"2026-06-24T11:11:40Z","modified":"2026-08-18T01:21:11.152345206Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:46.449097Z"},{"id":"RHSA-2026:25042","title":"Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update","status":"published","published":"2026-06-11T10:09:03Z","modified":"2026-10-15T10:15:39Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.449341Z"},{"id":"RHSA-2026:34355","title":"Red Hat Security Advisory: mod_http2 security, bug fix, and enhancement update","status":"published","published":"2026-07-02T10:17:38Z","modified":"2026-10-15T10:17:18Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:53:19.963895Z"},{"id":"RHSA-2026:50538","title":"Red Hat Security Advisory: mod_http2 security update","status":"published","published":"2026-08-05T10:37:41Z","modified":"2026-10-15T10:20:38Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:20.984762Z"},{"id":"RHSA-2026:50572","title":"Red Hat Security Advisory: mod_http2 security update","status":"published","published":"2026-08-05T10:37:41Z","modified":"2026-10-15T10:20:38Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:20.984762Z"},{"id":"RHSA-2026:55992","title":"Red Hat Security Advisory: mod_http2 security update","status":"published","published":"2026-08-19T10:22:48Z","modified":"2026-10-15T10:21:35Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:21.457353Z"},{"id":"RHSA-2026:56868","title":"Red Hat Security Advisory: Red Hat JBoss Core Services Apache HTTP Server 2.4.62 SP5 security update","status":"published","published":"2026-08-27T10:15:14Z","modified":"2026-10-15T10:33:21.03518951Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:21.457353Z"},{"id":"RHSA-2026:59387","title":"Red Hat Security Advisory: mod_http2 security, bug fix, and enhancement update","status":"published","published":"2026-08-26T10:18:10Z","modified":"2026-10-15T10:22:29Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:53:21.91255Z"},{"id":"RLSA-2026:34355","title":"Moderate: mod_http2 security, bug fix, and enhancement update","description":"The mod_h2 Apache httpd module implements the HTTP2 protocol (h2+h2c) on top of libnghttp2 for httpd 2.4 servers.\n\nSecurity Fix(es):\n\n* httpd: mod_http2: Apache HTTP Server mod_http2: Use After Free vulnerability allows arbitrary code execution or denial of service. (CVE-2026-48913)\n\n* httpd: Apache HTTP Server: Out-of-bounds Read in mod_headers and mod_mime (CVE-2026-43951)\n\nBug Fix(es) and Enhancement(s):\n\n* address CVE-2026-43951 and CVE-2026-48913 in mod_http2 (JIRA:Rocky Linux-188008)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","status":"published","published":"2026-07-07T12:05:23.118123Z","modified":"2026-07-07T12:30:04.856555474Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:53:25.804165Z"},{"id":"RLSA-2026:59387","title":"Moderate: mod_http2 security, bug fix, and enhancement update","description":"The mod_h2 Apache httpd module implements the HTTP2 protocol (h2+h2c) on top of libnghttp2 for httpd 2.4 servers.\n\nSecurity Fix(es):\n\n* httpd: mod_http2: Apache HTTP Server mod_http2: Use After Free vulnerability allows arbitrary code execution or denial of service. (CVE-2026-48913)\n\n* httpd: Apache HTTP Server: Out-of-bounds Read in mod_headers and mod_mime (CVE-2026-43951)\n\nBug Fix(es) and Enhancement(s):\n\n* address CVE-2026-43951 and CVE-2026-48913 in mod_http2 [rhel-9] (JIRA:Rocky Linux-190583)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","status":"published","published":"2026-08-26T12:04:51.199716Z","modified":"2026-08-26T12:30:04.32713435Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:53:26.111232Z"},{"id":"UBUNTU-CVE-2026-48913","description":"Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted. This issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.","status":"published","published":"2026-06-08T16:16:00Z","modified":"2026-11-11T09:39:57.936520269Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-11T10:02:00.839679Z"},{"id":"ALSA-2026:34355","title":"Moderate: mod_http2 security, bug fix, and enhancement update","description":"The mod_h2 Apache httpd module implements the HTTP2 protocol (h2+h2c) on top of libnghttp2 for httpd 2.4 servers.  \n\nSecurity Fix(es):  \n\n  * httpd: mod_http2: Apache HTTP Server mod_http2: Use After Free vulnerability allows arbitrary code execution or denial of service. (CVE-2026-48913)\n  * httpd: Apache HTTP Server: Out-of-bounds Read in mod_headers and mod_mime (CVE-2026-43951)\n\n\nBug Fix(es) and Enhancement(s):  \n\n  * address CVE-2026-43951 and CVE-2026-48913 in mod_http2 (JIRA:AlmaLinux-188008)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","status":"published","published":"2026-07-01T00:00:00Z","modified":"2026-10-29T11:30:30.275288933Z","updated_at":"2026-11-02T15:27:54.283654Z"},{"id":"ALSA-2026:59387","title":"Moderate: mod_http2 security, bug fix, and enhancement update","description":"The mod_h2 Apache httpd module implements the HTTP2 protocol (h2+h2c) on top of libnghttp2 for httpd 2.4 servers.  \n\nSecurity Fix(es):  \n\n  * httpd: mod_http2: Apache HTTP Server mod_http2: Use After Free vulnerability allows arbitrary code execution or denial of service. (CVE-2026-48913)\n  * httpd: Apache HTTP Server: Out-of-bounds Read in mod_headers and mod_mime (CVE-2026-43951)\n\n\nBug Fix(es) and Enhancement(s):  \n\n  * address CVE-2026-43951 and CVE-2026-48913 in mod_http2 [almalinux-9] (JIRA:AlmaLinux-190583)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","status":"published","published":"2026-08-25T00:00:00Z","modified":"2026-10-29T11:32:36.989509687Z","updated_at":"2026-11-02T15:27:54.753319Z"},{"id":"AZL-89709","title":"CVE-2026-48913 affecting package mod_http2 2.0.29-3","description":"Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.\n\nThis issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.","status":"published","published":"2026-06-08T16:16:43Z","modified":"2026-11-05T05:36:30Z","updated_at":"2026-11-05T16:41:25.633663Z"},{"id":"AZL-89717","title":"CVE-2026-48913 affecting package httpd for versions less than 2.4.68-1","description":"Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.\n\nThis issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.","status":"published","published":"2026-06-08T16:16:43Z","modified":"2026-08-28T17:56:21.673376Z","updated_at":"2026-11-02T15:28:11.397546Z"},{"id":"BIT-apache-2026-48913","title":"Apache HTTP Server: mod_http2 memory corruption when file handles exhausted","description":"Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.\n\nThis issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.","status":"published","published":"2026-06-10T08:39:22.416Z","modified":"2026-09-08T08:45:32.124158935Z","updated_at":"2026-11-02T15:28:28.267217Z"},{"id":"CLSA-2026-1781628808","title":"Fix of 7 CVEs","description":"   * SECURITY UPDATE: fix use-after-free in mod_http2 when the server runs out of file handles, which left beam bucket callbacks referencing freed memory\n     - debian/patches/CVE-2026-48913.patch: fix use-after-free in mod_http2 when the server runs out of file handles, which left beam bucket callbacks referencing freed memory\n     - CVE-2026-48913","status":"published","published":"2026-06-16T16:53:51Z","modified":"2026-10-26T09:31:52.133521422Z","updated_at":"2026-11-02T15:43:45.445699Z"},{"id":"CLSA-2026-1784903876","title":"Fix CVE(s): CVE-2026-48913","description":"   * SECURITY UPDATE: use-after-free in mod_http2 when file handles are\n     exhausted\n     - debian/patches/CVE-2026-48913.patch: in c2_setup_io() in\n       modules/http2/h2_mplx.c, register the beam input callbacks\n       (h2_beam_on_send/received/consumed) only after the H2_USE_PIPES input\n       pipe has been created, so a pipe-creation failure under file-handle\n       exhaustion no longer leaves the callbacks referencing the torn-down\n       secondary (c2) connection. Backported from mod_http2 commit\n       d600b257c4714e43a2be8f5c9e1e5105f1d8f7ec (mod_http2 v2.0.40).\n     - CVE-2026-48913","status":"published","published":"2026-07-24T14:38:06Z","modified":"2026-10-26T09:31:40.189395449Z","updated_at":"2026-11-02T15:43:46.482572Z"},{"id":"CLSA-2026-1788178281","title":"mod_http2: Fix of 2 CVEs","description":"- CVE-2026-48913: register input beam callbacks only after the input pipe is\n  created, to avoid a use-after-free when file handles are exhausted","status":"published","published":"2026-08-31T14:04:17Z","modified":"2026-10-26T09:31:28.906900069Z","updated_at":"2026-11-02T15:43:47.591214Z"},{"id":"MGASA-2026-0289","title":"Updated apache packages fix security vulnerabilities","description":"The updated packages fix security vulnerabilities:\nApache HTTP Server: mod_ldap per-dir use-after-free. (CVE-2026-29167)\nApache HTTP Server: mod_proxy_ftp XSS. (CVE-2026-29170)\nApache HTTP Server: mod_proxy_html buffer overflow. (CVE-2026-34355)\nApache HTTP Server: ProxyPassReverseCookieMap buffer overflow.\n(CVE-2026-34356)\nApache HTTP Server: mod_dav_fs protected directory access.\n(CVE-2026-42535)\nApache HTTP Server: mod_xml2enc heap overflow. (CVE-2026-42536)\nApache HTTP Server: OOB Read in `merge_response_headers` can cause\ncrash. (CVE-2026-43951)\nApache HTTP Server: escalation of privilege through expressions in\n.htaccess in multiple modules. (CVE-2026-44119)\nApache HTTP Server: Stack Buffer Over-Read in mod_ssl OCSP\n`send_request`. (CVE-2026-44185)\nApache HTTP Server: Loop in `proxy_ftp_handler` in mod_proxy_ftp.\n(CVE-2026-44186)\nApache HTTP Server: Heap Underflow in `ap_regname` via Signed Char\nOverflow. (CVE-2026-44631)\nApache HTTP Server: mod_http2 memory corruption when file handles\nexhausted. (CVE-2026-48913)\nApache HTTP Server: mod_http2 denial of service. (CVE-2026-49975)\n","status":"published","published":"2026-07-23T17:45:56Z","modified":"2026-07-23T18:00:05.384234202Z","updated_at":"2026-11-02T15:49:43.795591Z"},{"id":"openSUSE-SU-2026:21235-1","title":"Security update for apache2","description":"This update for apache2 fixes the following issues\n\n- CVE-2026-29167: mod_ldap per-dir use-after-free (bsc#1267976).\n- CVE-2026-29170: mod_proxy_ftp XSS (bsc#1267977).\n- CVE-2026-34355: mod_proxy_html buffer overflow (bsc#1267978).\n- CVE-2026-34356: malicious backend servers can lead to a heap-based buffer overflow (bsc#1267955).\n- CVE-2026-42535: malicious path manipulation can lead to child process crashes (bsc#1267956).\n- CVE-2026-42536: processing untrusted content can lead to a heap-based buffer overflow (bsc#1267962).\n- CVE-2026-43951: out-of-bound read in `merge_response_headers` can cause crash (bsc#1267963).\n- CVE-2026-44119: improper privilege management can lead to an unauthorized read (bsc#1267965).\n- CVE-2026-44185: Stack Buffer Over-Read in mod_ssl OCSP `send_request` (bsc#1267969).\n- CVE-2026-44186: responses from an attacker-controlled FTP backend can lead to resource exhaustion and a denial of\n  service (bsc#1267970).\n- CVE-2026-44631: crafted regular expression can lead to a buffer underwrite (bsc#1267971).\n- CVE-2026-48913: file handle exhaustion during request processing in mod_http2 can lead to a use-after-free\n  (bsc#1267972).\n- CVE-2026-49975: Fix cookie header accounting against LimitRequestFields (bsc#1267503).\n","status":"published","published":"2026-07-06T20:21:38Z","modified":"2026-07-09T10:00:10.892293892Z","updated_at":"2026-11-02T16:58:41.885092Z"},{"id":"ROOT-OS-DEBIAN-12-CVE-2026-48913","title":"CVE-2026-48913 in apache2 - Patched by Root","description":"Root has patched CVE-2026-48913 in the apache2 package for Root:Debian:12. Multiple fixed versions available.","status":"withdrawn","published":"2026-10-07T07:08:04Z","modified":"2026-10-09T13:00:13.218446484Z","updated_at":"2026-11-02T15:53:32.298225Z"},{"id":"ROOT-OS-DEBIAN-13-CVE-2026-48913","title":"CVE-2026-48913 in apache2 - Patched by Root","description":"Root has patched CVE-2026-48913 in the apache2 package for Root:Debian:13. Multiple fixed versions available.","status":"withdrawn","published":"2026-10-07T07:08:40Z","modified":"2026-10-08T13:00:07.330321101Z","updated_at":"2026-11-02T15:53:33.681527Z"},{"id":"SUSE-SU-2026:22564-1","title":"Security update for apache2","description":"This update for apache2 fixes the following issues\n\n- CVE-2026-29167: mod_ldap per-dir use-after-free (bsc#1267976).\n- CVE-2026-29170: mod_proxy_ftp XSS (bsc#1267977).\n- CVE-2026-34355: mod_proxy_html buffer overflow (bsc#1267978).\n- CVE-2026-34356: malicious backend servers can lead to a heap-based buffer overflow (bsc#1267955).\n- CVE-2026-42535: malicious path manipulation can lead to child process crashes (bsc#1267956).\n- CVE-2026-42536: processing untrusted content can lead to a heap-based buffer overflow (bsc#1267962).\n- CVE-2026-43951: out-of-bound read in `merge_response_headers` can cause crash (bsc#1267963).\n- CVE-2026-44119: improper privilege management can lead to an unauthorized read (bsc#1267965).\n- CVE-2026-44185: Stack Buffer Over-Read in mod_ssl OCSP `send_request` (bsc#1267969).\n- CVE-2026-44186: responses from an attacker-controlled FTP backend can lead to resource exhaustion and a denial of\n  service (bsc#1267970).\n- CVE-2026-44631: crafted regular expression can lead to a buffer underwrite (bsc#1267971).\n- CVE-2026-48913: file handle exhaustion during request processing in mod_http2 can lead to a use-after-free\n  (bsc#1267972).\n- CVE-2026-49975: Fix cookie header accounting against LimitRequestFields (bsc#1267503).\n","status":"published","published":"2026-07-06T20:21:36Z","modified":"2026-07-15T18:24:11.418188626Z","updated_at":"2026-11-02T15:54:03.080707Z"},{"id":"SUSE-SU-2026:2686-1","title":"Security update for apache2","description":"This update for apache2 fixes the following issues\n\n- CVE-2026-23918: http2: double free and possible RCE on early reset (bsc#1263957).\n- CVE-2026-24072: mod_rewrite elevation of privileges via ap_expr (bsc#1263935).\n- CVE-2026-28780: heap buffer overflow in `mod_proxy_ajp` via `ajp_msg_check_header()` (bsc#1264163).\n- CVE-2026-29167: mod_ldap per-dir use-after-free (bsc#1267976).\n- CVE-2026-29168: allocation of resources without limits in `mod_md` via OCSP response (bsc#1264150).\n- CVE-2026-29169: NULL pointer dereference in `mod_dav_lock` allows server crash via malicious requests (bsc#1263956).\n- CVE-2026-29170: mod_proxy_ftp XSS (bsc#1267977).\n- CVE-2026-33006: `mod_auth_digest` timing attack allows bypass of Digest authentication (bsc#1263955).\n- CVE-2026-33007: NULL pointer dereference in `mod_authn_socache` allows unauthenticated remote user to crash a child\n  processes (bsc#1263954).\n- CVE-2026-33523: HTTP response splitting forwarding malicious status line (bsc#1263953).\n- CVE-2026-33857: off-by-one OOB reads in AJP getter functions (bsc#1263952).\n- CVE-2026-34032: heap buffer overread in `mod_proxy_ajp` due to missing null-termination check (bsc#1263951).\n- CVE-2026-34059: heap buffer overread and memory disclosure via `ajp_parse_data()` (bsc#1263950).\n- CVE-2026-34355: mod_proxy_html buffer overflow (bsc#1267978).\n- CVE-2026-34356: malicious backend servers can lead to a heap-based buffer overflow (bsc#1267955).\n- CVE-2026-42535: malicious path manipulation can lead to child process crashes (bsc#1267956).\n- CVE-2026-42536: processing untrusted content can lead to a heap-based buffer overflow (bsc#1267962).\n- CVE-2026-43951: out-of-bound read in `merge_response_headers` can cause crash (bsc#1267963).\n- CVE-2026-44119: improper privilege management can lead to an unauthorized read (bsc#1267965).\n- CVE-2026-44185: Stack Buffer Over-Read in mod_ssl OCSP `send_request` (bsc#1267969).\n- CVE-2026-44186: responses from an attacker-controlled FTP backend can lead to resource exhaustion and a denial of\n  service (bsc#1267970).\n- CVE-2026-44631: crafted regular expression can lead to a buffer underwrite (bsc#1267971).\n- CVE-2026-48913: file handle exhaustion during request processing in mod_http2 can lead to a use-after-free\n  (bsc#1267972).\n- CVE-2026-49975: Fix cookie header accounting against LimitRequestFields (bsc#1267503).\n\nNon security issue:\n\n- Update to 2.4.66 (jsc#PED-16334).\n","status":"published","published":"2026-06-29T22:36:03Z","modified":"2026-07-01T09:45:04.712117752Z","updated_at":"2026-11-02T15:54:04.519245Z"},{"id":"SUSE-SU-2026:2717-1","title":"Security update for apache2","description":"This update for apache2 fixes the following issues\n\n- CVE-2026-29167: mod_ldap per-dir use-after-free (bsc#1267976).\n- CVE-2026-29170: mod_proxy_ftp XSS (bsc#1267977).\n- CVE-2026-34355: mod_proxy_html buffer overflow (bsc#1267978).\n- CVE-2026-34356: malicious backend servers can lead to a heap-based buffer overflow (bsc#1267955).\n- CVE-2026-42535: malicious path manipulation can lead to child process crashes (bsc#1267956).\n- CVE-2026-42536: processing untrusted content can lead to a heap-based buffer overflow (bsc#1267962).\n- CVE-2026-43951: out-of-bound read in `merge_response_headers` can cause crash (bsc#1267963).\n- CVE-2026-44119: improper privilege management can lead to an unauthorized read (bsc#1267965).\n- CVE-2026-44185: Stack Buffer Over-Read in mod_ssl OCSP `send_request` (bsc#1267969).\n- CVE-2026-44186: responses from an attacker-controlled FTP backend can lead to resource exhaustion and a denial of\n  service (bsc#1267970).\n- CVE-2026-44631: crafted regular expression can lead to a buffer underwrite (bsc#1267971).\n- CVE-2026-48913: file handle exhaustion during request processing in mod_http2 can lead to a use-after-free\n  (bsc#1267972).\n- CVE-2026-49975: Fix cookie header accounting against LimitRequestFields (bsc#1267503).\n","status":"published","published":"2026-07-01T08:05:04Z","modified":"2026-07-02T18:24:16.791005688Z","updated_at":"2026-11-02T15:54:04.519245Z"},{"id":"SUSE-SU-2026:2735-1","title":"Security update for apache2","description":"This update for apache2 fixes the following issues\n\n- CVE-2026-29167: mod_ldap per-dir use-after-free (bsc#1267976).\n- CVE-2026-29170: mod_proxy_ftp XSS (bsc#1267977).\n- CVE-2026-34355: mod_proxy_html buffer overflow (bsc#1267978).\n- CVE-2026-34356: malicious backend servers can lead to a heap-based buffer overflow (bsc#1267955).\n- CVE-2026-42535: malicious path manipulation can lead to child process crashes (bsc#1267956).\n- CVE-2026-42536: processing untrusted content can lead to a heap-based buffer overflow (bsc#1267962).\n- CVE-2026-43951: out-of-bound read in `merge_response_headers` can cause crash (bsc#1267963).\n- CVE-2026-44119: improper privilege management can lead to an unauthorized read (bsc#1267965).\n- CVE-2026-44185: Stack Buffer Over-Read in mod_ssl OCSP `send_request` (bsc#1267969).\n- CVE-2026-44186: responses from an attacker-controlled FTP backend can lead to resource exhaustion and a denial of\n  service (bsc#1267970).\n- CVE-2026-44631: crafted regular expression can lead to a buffer underwrite (bsc#1267971).\n- CVE-2026-48913: file handle exhaustion during request processing in mod_http2 can lead to a use-after-free\n  (bsc#1267972).\n- CVE-2026-49975: Fix cookie header accounting against LimitRequestFields (bsc#1267503).\n","status":"published","published":"2026-07-02T22:36:37Z","modified":"2026-07-04T08:30:07.670568079Z","updated_at":"2026-11-02T15:54:04.519245Z"},{"id":"SUSE-SU-2026:2759-1","title":"Security update for apache2","description":"This update for apache2 fixes the following issues\n\n- CVE-2026-29167: mod_ldap per-dir use-after-free (bsc#1267976).\n- CVE-2026-29170: mod_proxy_ftp XSS (bsc#1267977).\n- CVE-2026-34355: mod_proxy_html buffer overflow (bsc#1267978).\n- CVE-2026-34356: malicious backend servers can lead to a heap-based buffer overflow (bsc#1267955).\n- CVE-2026-42535: malicious path manipulation can lead to child process crashes (bsc#1267956).\n- CVE-2026-42536: processing untrusted content can lead to a heap-based buffer overflow (bsc#1267962).\n- CVE-2026-43951: out-of-bound read in `merge_response_headers` can cause crash (bsc#1267963).\n- CVE-2026-44119: improper privilege management can lead to an unauthorized read (bsc#1267965).\n- CVE-2026-44185: Stack Buffer Over-Read in mod_ssl OCSP `send_request` (bsc#1267969).\n- CVE-2026-44186: responses from an attacker-controlled FTP backend can lead to resource exhaustion and a denial of\n  service (bsc#1267970).\n- CVE-2026-44631: crafted regular expression can lead to a buffer underwrite (bsc#1267971).\n- CVE-2026-48913: file handle exhaustion during request processing in mod_http2 can lead to a use-after-free\n  (bsc#1267972).\n- CVE-2026-49975: Fix cookie header accounting against LimitRequestFields (bsc#1267503).\n","status":"published","published":"2026-07-06T02:04:24Z","modified":"2026-07-07T08:30:04.903936869Z","updated_at":"2026-11-02T15:54:04.987808Z"},{"id":"USN-8516-1","title":"apache2 vulnerabilities","description":"It was discovered that Apache HTTP Server's mod_ldap module incorrectly\nhandled memory when processing per-directory configurations. An attacker\ncould use this issue to cause the server to crash, resulting in a denial of\nservice, or possibly execute arbitrary code. (CVE-2026-29167)\n\nIt was discovered that Apache HTTP Server's mod_proxy_ftp module\nincorrectly handled HTML generation for FTP directory listings. A remote\nattacker could possibly use this issue to inject arbitrary web script or\nHTML. (CVE-2026-29170)\n\nIt was discovered that Apache HTTP Server's mod_proxy_html module\nincorrectly handled certain content from an untrusted backend. A remote\nattacker could possibly use this issue to cause Apache HTTP Server to\ncrash, resulting in a denial of service. (CVE-2026-34355)\n\nIt was discovered that Apache HTTP Server incorrectly handled\nProxyPassReverseCookie directives with a malicious backend server. A remote\nattacker could possibly use this issue to cause Apache HTTP Server to\ncrash, resulting in a denial of service. (CVE-2026-34356)\n\nIt was discovered that Apache HTTP Server's mod_dav_fs module incorrectly\nhandled certain path operations. An authenticated user could possibly use\nthis issue to manipulate trusted WebDAV property databases or cause a\ndenial of service. (CVE-2026-42535)\n\nIt was discovered that Apache HTTP Server's mod_xml2enc module incorrectly\nhandled certain content from an untrusted backend. A remote attacker could\npossibly use this issue to cause Apache HTTP Server to crash, resulting in\na denial of service. (CVE-2026-42536)\n\nIt was discovered that Apache HTTP Server incorrectly handled response\nheaders when multiple content languages were configured. A remote attacker\ncould possibly use this issue to obtain sensitive information.\n(CVE-2026-43951)\n\nIt was discovered that Apache HTTP Server incorrectly restricted certain\nfile functions in expressions within .htaccess files. A local attacker with\n.htaccess write access could possibly use this issue to obtain sensitive\ninformation. (CVE-2026-44119)\n\nIt was discovered that Apache HTTP Server's mod_ssl module incorrectly\nhandled OCSP responses from an attacker-controlled server. A remote\nattacker could possibly use this issue to obtain sensitive information or\ncause a denial of service. (CVE-2026-44185)\n\nIt was discovered that Apache HTTP Server's mod_proxy_ftp module\nincorrectly handled responses from an attacker-controlled backend FTP\nserver. A remote attacker could possibly use this issue to cause Apache\nHTTP Server to stop responding, resulting in a denial of service.\n(CVE-2026-44186)\n\nIt was discovered that Apache HTTP Server incorrectly handled crafted\nregular expressions in the server configuration. An attacker could possibly\nuse this issue to execute arbitrary code or cause a denial of service.\n(CVE-2026-44631)\n\nIt was discovered that Apache HTTP Server's mod_http2 module had a\nuse-after-free vulnerability when file handles were exhausted. A remote\nattacker could possibly use this issue to cause Apache HTTP Server to\ncrash, resulting in a denial of service. (CVE-2026-48913)","status":"published","published":"2026-07-08T13:49:49Z","modified":"2026-07-08T22:49:38.324399826Z","updated_at":"2026-11-02T16:58:25.103481Z"},{"id":"USN-8571-1","title":"apache2 vulnerabilities","description":"Pavel Kohout and Arkadi Vainbrand discovered that Apache HTTP Server\nincorrectly handled certain memory operations in mod_authn_socache. A\nremote attacker could possibly use this issue to cause a denial of service.\n(CVE-2026-33007)\n\nHaruki Oyama, Merih Mengisteab, and Dawit Jeong discovered that Apache\nHTTP Server had an HTTP response splitting vulnerability in multiple\nmodules when used with untrusted or compromised backend servers. An\nattacker could possibly use this issue to inject arbitrary HTTP headers.\n(CVE-2026-33523)\n\nElhanan Haenel discovered that Apache HTTP Server incorrectly handled\ncertain memory operations in mod_proxy_ajp. A remote attacker could\npossibly use this issue to cause a denial of service. (CVE-2026-33857)\n\nTianshuo Han and Jérôme Djouder discovered that Apache HTTP Server\nincorrectly handled certain string operations in mod_proxy_ajp. A remote\nattacker could possibly use this issue to obtain sensitive information.\n(CVE-2026-34032)\n\nIt was discovered that Apache HTTP Server's mod_proxy_html module\nincorrectly handled certain content from an untrusted backend. A remote\nattacker could possibly use this issue to cause a denial of service.\n(CVE-2026-34355)\n\nIt was discovered that Apache HTTP Server incorrectly handled\nProxyPassReverseCookie directives with a malicious backend server. A\nremote attacker could possibly use this issue to cause a denial of service.\n(CVE-2026-34356)\n\nIt was discovered that Apache HTTP Server's mod_dav_fs module incorrectly\nhandled certain path operations. An authenticated user could possibly use\nthis issue to manipulate trusted WebDAV property databases or cause a\ndenial of service. (CVE-2026-42535)\n\nIt was discovered that Apache HTTP Server's mod_xml2enc module incorrectly\nhandled certain content from an untrusted backend. A remote attacker could\npossibly use this issue to cause a denial of service. (CVE-2026-42536)\n\nIt was discovered that Apache HTTP Server incorrectly handled response\nheaders when multiple content languages were configured. A remote\nattacker could possibly use this issue to obtain sensitive information.\n(CVE-2026-43951)\n\nIt was discovered that Apache HTTP Server incorrectly restricted certain\nfile functions in expressions within .htaccess files. A local attacker\nwith .htaccess write access could possibly use this issue to obtain\nsensitive information. (CVE-2026-44119)\n\nIt was discovered that Apache HTTP Server's mod_ssl module incorrectly\nhandled OCSP responses from an attacker-controlled server. A remote\nattacker could possibly use this issue to obtain sensitive information or\ncause a denial of service. (CVE-2026-44185)\n\nIt was discovered that Apache HTTP Server's mod_proxy_ftp module\nincorrectly handled responses from an attacker-controlled backend FTP\nserver. A remote attacker could possibly use this issue to cause a denial\nof service. (CVE-2026-44186)\n\nIt was discovered that Apache HTTP Server incorrectly handled crafted\nregular expressions in the server configuration. An attacker could\npossibly use this issue to execute arbitrary code or cause a denial of\nservice. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and\nUbuntu 20.04 LTS. (CVE-2026-44631)\n\nIt was discovered that Apache HTTP Server's mod_http2 module had a\nuse-after-free vulnerability when file handles were exhausted. A remote\nattacker could possibly use this issue to cause a denial of service. This\nissue only affected Ubuntu 20.04 LTS. (CVE-2026-48913)","status":"published","published":"2026-07-20T19:03:33Z","modified":"2026-07-21T13:20:12.928087549Z","updated_at":"2026-11-02T16:58:25.103481Z"}]}}