{"id":"CVE-2026-2369","aliases":["AZL-80412","CLSA-2026-1777569045","CLSA-2026-1777659767","CLSA-2026-1778662869","CLSA-2026-1778772686","CLSA-2026-1778944149","DEBIAN-CVE-2026-2369","EUVD-2026-13105","GHSA-rm63-3cv3-qm5w","OESA-2026-1449","OESA-2026-2583","OESA-2026-2584","ROOT-OS-DEBIAN-12-CVE-2026-2369","ROOT-OS-DEBIAN-13-CVE-2026-2369","SUSE-SU-2026:0657-1","SUSE-SU-2026:0658-1","SUSE-SU-2026:0689-1","SUSE-SU-2026:0690-1","SUSE-SU-2026:0703-1","SUSE-SU-2026:0834-1","SUSE-SU-2026:20529-1","SUSE-SU-2026:20649-1","SUSE-SU-2026:20752-1","SUSE-SU-2026:20902-1","UBUNTU-CVE-2026-2369","USN-8523-1","openSUSE-SU-2026:10208-1","openSUSE-SU-2026:10209-1","openSUSE-SU-2026:20354-1","openSUSE-SU-2026:20384-1"],"status":"published","title":"Libsoup: libsoup: buffer overread due to integer underflow when handling zero-length resources","description":"A flaw was found in libsoup. An integer underflow vulnerability occurs when processing content with a zero-length resource, leading to a buffer overread. 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Advisory"]},{"url":"https://gitlab.gnome.org/GNOME/libsoup/-/issues/498","tags":["Issue Tracking","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2369","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-rm63-3cv3-qm5w"},{"url":"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1777569045.html","tags":["advisory"]},{"url":"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1777659767.html","tags":["advisory"]},{"url":"https://errata.tuxcare.com/els_os/rhel7els/CLSA-2026-1778662869.html","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-52531","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-4948","tags":["advisory"]},{"url":"https://errata.tuxcare.com/els_os/oraclelinux7els/CLSA-2026-1778772686.html","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-32049","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-32914","tags":["advisory"]},{"url":"https://errata.tuxcare.com/els_os/centos7els/CLSA-2026-1778944149.html","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-2369","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-1449","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1760","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1801","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2583","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2584","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20260657-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1240751","tags":["report"]},{"url":"https://bugzilla.suse.com/1258120","tags":["report"]},{"url":"https://bugzilla.suse.com/1258170","tags":["report"]},{"url":"https://bugzilla.suse.com/1258508","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2025-32049","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-2369","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-2443","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-2708","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20260658-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20260689-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20260690-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20260703-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1243422","tags":["report"]},{"url":"https://bugzilla.suse.com/1256418","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2025-4476","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-0716","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20260834-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1257398","tags":["report"]},{"url":"https://bugzilla.suse.com/1257441","tags":["report"]},{"url":"https://bugzilla.suse.com/1257597","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2026-1467","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-1539","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-1760","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-202620529-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1252555","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2025-12105","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-202620649-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1257440","tags":["report"]},{"url":"https://bugzilla.suse.com/1257598","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2026-1536","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-1761","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-202620752-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1254876","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2025-14523","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-202620902-1/","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-2369","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-2369","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-8523-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-5119","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1256399","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2026-0719","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-2369","title":"Libsoup: libsoup: buffer overread due to integer underflow when handling zero-length resources","description":"A flaw was found in libsoup. An integer underflow vulnerability occurs when processing content with a zero-length resource, leading to a buffer overread. This can allow an attacker to potentially access sensitive information or cause an application level denial of service.","status":"published","published":"2026-03-19T14:20:27.489Z","modified":"2026-11-05T19:32:07.228Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-191"],"updated_at":"2026-11-05T20:54:59.423743Z"}],"euvd":[{"id":"EUVD-2026-13105","description":"A flaw was found in libsoup. An integer underflow vulnerability occurs when processing content with a zero-length resource, leading to a buffer overread. This can allow an attacker to potentially access sensitive information or cause an application level denial of service.","status":"published","published":"2026-03-19T14:20:27Z","modified":"2026-11-05T19:32:07Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium"}],"updated_at":"2026-11-05T21:01:59.785126Z"}],"ghsa":[{"id":"GHSA-rm63-3cv3-qm5w","title":"A flaw was found in libsoup. An integer underflow vulnerability occurs when processing content...","description":"A flaw was found in libsoup. An integer underflow vulnerability occurs when processing content with a zero-length resource, leading to a buffer overread. This can allow an attacker to potentially access sensitive information or cause an application level denial of service.","status":"published","published":"2026-03-19T15:31:21Z","modified":"2026-03-19T15:31:28Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium"}],"cwes":["CWE-191"],"updated_at":"2026-11-02T15:06:42.889562Z"}],"nvd":[{"id":"CVE-2026-2369","description":"A flaw was found in libsoup. An integer underflow vulnerability occurs when processing content with a zero-length resource, leading to a buffer overread. This can allow an attacker to potentially access sensitive information or cause an application level denial of service.","status":"published","published":"2026-03-19T15:16:25.603Z","modified":"2026-11-05T20:17:57.577Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-191"],"updated_at":"2026-11-05T21:56:41.057422Z"}],"osv":[{"id":"DEBIAN-CVE-2026-2369","description":"A flaw was found in libsoup. An integer underflow vulnerability occurs when processing content with a zero-length resource, leading to a buffer overread. This can allow an attacker to potentially access sensitive information or cause an application level denial of service.","status":"published","published":"2026-03-19T15:16:25.603Z","modified":"2026-10-31T16:00:11.556453995Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:53.516942Z"},{"id":"OESA-2026-1449","title":"libsoup security update","description":"libsoup is an HTTP client/server library for GNOME. It uses GObjects and the glib main loop, to integrate well with GNOME applications, and also has a synchronous API, for use in threaded applications.\r\n\r\nSecurity Fix(es):\n\nA flaw was found in SoupServer. This HTTP request smuggling vulnerability occurs because SoupServer improperly handles requests that combine Transfer-Encoding: chunked and Connection: keep-alive headers. A remote, unauthenticated client can exploit this by sending specially crafted requests, causing SoupServer to fail to close the connection as required by RFC 9112. This allows the attacker to smuggle additional requests over the persistent connection, leading to unintended request processing and potential denial-of-service (DoS) conditions.(CVE-2026-1760)\n\nA flaw was found in libsoup, an HTTP client/server library. This HTTP Request Smuggling vulnerability arises from non-RFC-compliant parsing in the soup_filter_input_stream_read_line() logic, where libsoup accepts malformed chunk headers, such as lone line feed (LF) characters instead of the required carriage return and line feed (CRLF). A remote attacker can exploit this without authentication or user interaction by sending specially crafted chunked requests. This allows libsoup to parse and process multiple HTTP requests from a single network message, potentially leading to information disclosure.(CVE-2026-1801)\n\nlibsoup: libsoup: Buffer overread due to integer underflow when handling zero-length resources(CVE-2026-2369)","status":"published","published":"2026-02-28T11:10:28Z","modified":"2026-08-18T01:19:34.891754424Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium"}],"updated_at":"2026-11-02T15:52:45.721983Z"},{"id":"OESA-2026-2583","title":"libsoup3 security update","description":"Libsoup is an HTTP library implementation in C. It was originally part of a SOAP (Simple Object Access Protocol) implementation called Soup, but the SOAP and non-SOAP parts have now been split into separate packages.\r\n\r\nSecurity Fix(es):\n\nA flaw was found in libsoup, where the soup_multipart_new_from_message() function is vulnerable to an out-of-bounds read. This flaw allows a malicious HTTP client to induce the libsoup server to read out of bounds.(CVE-2025-32914)\n\nA flaw was found in libsoup. An integer underflow vulnerability occurs when processing content with a zero-length resource, leading to a buffer overread. This can allow an attacker to potentially access sensitive information or cause an application level denial of service.(CVE-2026-2369)","status":"published","published":"2026-06-05T11:11:31Z","modified":"2026-08-18T01:20:03.429829339Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:46.449097Z"},{"id":"OESA-2026-2584","title":"libsoup3 security update","description":"Libsoup is an HTTP library implementation in C. It was originally part of a SOAP (Simple Object Access Protocol) implementation called Soup, but the SOAP and non-SOAP parts have now been split into separate packages.\r\n\r\nSecurity Fix(es):\n\nA flaw was found in libsoup, where the soup_multipart_new_from_message() function is vulnerable to an out-of-bounds read. This flaw allows a malicious HTTP client to induce the libsoup server to read out of bounds.(CVE-2025-32914)\n\nA flaw was found in SoupServer. This HTTP request smuggling vulnerability occurs because SoupServer improperly handles requests that combine Transfer-Encoding: chunked and Connection: keep-alive headers. A remote, unauthenticated client can exploit this by sending specially crafted requests, causing SoupServer to fail to close the connection as required by RFC 9112. This allows the attacker to smuggle additional requests over the persistent connection, leading to unintended request processing and potential denial-of-service (DoS) conditions.(CVE-2026-1760)\n\nA flaw was found in libsoup. An integer underflow vulnerability occurs when processing content with a zero-length resource, leading to a buffer overread. This can allow an attacker to potentially access sensitive information or cause an application level denial of service.(CVE-2026-2369)","status":"published","published":"2026-06-05T11:11:31Z","modified":"2026-08-18T01:20:03.465948057Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:46.449097Z"},{"id":"ROOT-OS-DEBIAN-12-CVE-2026-2369","title":"CVE-2026-2369 in libsoup2.4 - Patched by Root","description":"Root has patched CVE-2026-2369 in the libsoup2.4 package for Root:Debian:12. Multiple fixed versions available.","status":"published","published":"2026-09-11T06:48:05Z","modified":"2026-09-11T07:15:05.22020026Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-02T15:53:31.773105Z"},{"id":"ROOT-OS-DEBIAN-13-CVE-2026-2369","title":"CVE-2026-2369 in libsoup3 - Patched by Root","description":"Root has patched CVE-2026-2369 in the libsoup3 package for Root:Debian:13. Multiple fixed versions available.","status":"published","published":"2026-11-04T14:29:10Z","modified":"2026-11-04T15:15:09.992279716Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-04T15:39:09.547857Z"},{"id":"UBUNTU-CVE-2026-2369","description":"A flaw was found in libsoup. An integer underflow vulnerability occurs when processing content with a zero-length resource, leading to a buffer overread. This can allow an attacker to potentially access sensitive information or cause an application level denial of service.","status":"published","published":"2026-03-19T15:16:00Z","modified":"2026-11-11T09:39:29.733734899Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-11T10:01:28.068762Z"},{"id":"AZL-80412","title":"CVE-2026-2369 affecting package libsoup for versions less than 3.4.4-14","description":"A flaw was found in libsoup. An integer underflow vulnerability occurs when processing content with a zero-length resource, leading to a buffer overread. This can allow an attacker to potentially access sensitive information or cause an application level denial of service.","status":"published","published":"2026-03-19T15:16:25Z","modified":"2026-11-05T05:40:51Z","updated_at":"2026-11-05T16:41:24.800038Z"},{"id":"CLSA-2026-1777569045","title":"libsoup: Fix of CVE-2026-2369","description":"- CVE-2026-2369: fix integer underflow in sniff_unknown() on zero-length\n  buffer that caused an out-of-bounds read in the content sniffer","status":"published","published":"2026-04-30T17:10:49Z","modified":"2026-06-01T00:32:28.335835583Z","updated_at":"2026-11-02T15:43:44.384419Z"},{"id":"CLSA-2026-1777659767","title":"libsoup: Fix of CVE-2026-2369","description":"- CVE-2026-2369: fix integer underflow in sniff_unknown() on zero-length\n  buffer that caused an out-of-bounds read in the content sniffer","status":"published","published":"2026-05-01T18:22:52Z","modified":"2026-06-01T00:32:49.966914651Z","updated_at":"2026-11-02T15:43:44.384419Z"},{"id":"CLSA-2026-1778662869","title":"libsoup: Fix of 3 CVEs","description":"- CVE-2026-2369: fix integer underflow in sniff_unknown() on zero-length\n  buffer that caused an out-of-bounds read in the content sniffer","status":"published","published":"2026-07-06T15:14:23Z","modified":"2026-10-26T09:31:57.654628371Z","updated_at":"2026-11-02T15:43:44.737408Z"},{"id":"CLSA-2026-1778772686","title":"libsoup: Fix of 4 CVEs","description":"- CVE-2026-2369: fix integer underflow in sniff_unknown() on zero-length\n  buffer that caused an out-of-bounds read in the content sniffer","status":"published","published":"2026-06-25T08:41:56Z","modified":"2026-10-26T09:31:54.507170282Z","updated_at":"2026-11-02T15:43:44.737408Z"},{"id":"CLSA-2026-1778944149","title":"libsoup: Fix of CVE-2026-2369","description":"- CVE-2026-2369: fix integer underflow in sniff_unknown() on zero-length\n  buffer that caused an out-of-bounds read in the content sniffer","status":"published","published":"2026-05-16T15:38:56Z","modified":"2026-06-01T00:33:18.96133474Z","updated_at":"2026-11-02T15:43:44.737408Z"},{"id":"openSUSE-SU-2026:10208-1","title":"libsoup-3_0-0-3.6.5-13.1 on GA media","description":"These are all security issues fixed in the libsoup-3_0-0-3.6.5-13.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-02-16T00:00:00Z","modified":"2026-03-23T04:54:34.813311Z","updated_at":"2026-11-02T16:58:38.101535Z"},{"id":"openSUSE-SU-2026:10209-1","title":"libsoup-2_4-1-2.74.3-16.1 on GA media","description":"These are all security issues fixed in the libsoup-2_4-1-2.74.3-16.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-02-16T00:00:00Z","modified":"2026-03-23T04:54:34.77338Z","updated_at":"2026-11-02T16:58:38.101535Z"},{"id":"openSUSE-SU-2026:20354-1","title":"Security update for libsoup2","description":"This update for libsoup2 fixes the following issues:\n\n- CVE-2025-4476: null pointer dereference may lead to denial of service (bsc#1243422).\n- CVE-2025-14523: Duplicate Host Header Handling Causes Host-Parsing Discrepancy (bsc#1254876).\n- CVE-2025-32049: Denial of Service attack to websocket server (bsc#1240751).\n- CVE-2026-0716: improper bounds handling may allow out-of-bounds read (bsc#1256418).\n- CVE-2026-0719: stack-based buffer overflow in NTLM authentication can lead to arbitrary code execution (bsc#1256399).\n- CVE-2026-1467: lack of input sanitization can lead to unintended or unauthorized HTTP requests (bsc#1257398).\n- CVE-2026-1539: proxy authentication credentials leaked via the Proxy-Authorization header when handling HTTP redirects\n  (bsc#1257441).\n- CVE-2026-1760: improper handling of HTTP requests combining certain headers by SoupServer can lead to HTTP request\n  smuggling and potential DoS (bsc#1257597).\n- CVE-2026-2369: Buffer overread due to integer underflow when handling zero-length resources (bsc#1258120).\n- CVE-2026-2443: out-of-bounds read when processing specially crafted HTTP Range headers can lead to heap information\n  disclosure to remote attackers (bsc#1258170).\n- CVE-2026-2708: HTTP request smuggling via duplicate Content-Length headers (bsc#1258508).\n","status":"published","published":"2026-03-13T08:41:04Z","modified":"2026-03-23T04:54:51.216884Z","updated_at":"2026-11-02T16:58:41.463445Z"},{"id":"openSUSE-SU-2026:20384-1","title":"Security update for libsoup","description":"This update for libsoup fixes the following issues:\n\nUpdate to libsoup 3.6.6:\n\n- CVE-2025-12105: heap use-after-free in message queue handling during HTTP/2 read completion (bsc#1252555).\n- CVE-2025-14523: Duplicate Host Header Handling Causes Host-Parsing Discrepancy (bsc#1254876).\n- CVE-2025-32049: Denial of Service attack to websocket server (bsc#1240751).\n- CVE-2026-1467: lack of input sanitization can lead to unintended or unauthorized HTTP requests (bsc#1257398).\n- CVE-2026-1539: proxy authentication credentials leaked via the Proxy-Authorization header when handling HTTP redirects\n  (bsc#1257441).\n- CVE-2026-1760: improper handling of HTTP requests combining certain headers by SoupServer can lead to HTTP request\n  smuggling and potential DoS (bsc#1257597).\n- CVE-2026-2369: Buffer overread due to integer underflow when handling zero-length resources (bsc#1258120).\n- CVE-2026-2443: out-of-bounds read when processing specially crafted HTTP Range headers can lead to heap information\n  disclosure to remote attackers (bsc#1258170).\n- CVE-2026-2708: HTTP request smuggling via duplicate Content-Length headers (bsc#1258508).\n\nChangelog:\n\n- websocket: Fix out-of-bounds read in process_frame\n- Check nulls returned by soup_date_time_new_from_http_string()\n- Numerous fixes to handling of Range headers\n- server: close the connection after responsing a request\ncontaining Content-Length and Transfer-Encoding\n- Use CRLF as line boundary when parsing chunked enconding data\n- websocket: do not accept messages frames after closing due to\nan error\n- Sanitize filename of content disposition header values\n- Always validate the headers value when coming from untrusted\nsource\n- uri-utils: do host validation when checking if a GUri is valid\n- multipart: check length of bytes read\nsoup_filter_input_stream_read_until()\n- message-headers: Reject duplicate Host headers\n- server: null-check soup_date_time_to_string()\n- auth-digest: fix crash in\nsoup_auth_digest_get_protection_space()\n- session: fix 'heap-use-after-free' caused by 'finishing' queue\nitem twice\n- cookies: Avoid expires attribute if date is invalid\n- http1: Set EOF flag once content-length bytes have been read\n- date-utils: Add value checks for date/time parsing\n- multipart: Fix multiple boundry limits\n- Fixed multiple possible memory leaks\n- message-headers: Correct merge of ranges\n- body-input-stream: Correct chunked trailers end detection\n- server-http2: Correctly validate URIs\n- multipart: Fix read out of buffer bounds under\nsoup_multipart_new_from_message()\n- headers: Ensure Request-Line comprises entire first line\n- tests: Fix MSVC build error\n- Fix possible deadlock on init from gmodule usage\n- Updated translations.\n","status":"published","published":"2026-03-18T10:01:12Z","modified":"2026-03-26T17:23:50.017272Z","updated_at":"2026-11-02T16:58:41.463445Z"},{"id":"SUSE-SU-2026:0657-1","title":"Security update for libsoup2","description":"This update for libsoup2 fixes the following issues:\n\n- CVE-2025-32049: denial of Service attack to websocket server (bsc#1240751).\n- CVE-2026-2369: buffer overread due to integer underflow when handling zero-length resources (bsc#1258120).\n- CVE-2026-2443: out-of-bounds read when processing specially crafted HTTP Range headers can lead to heap information\n  disclosure to remote attackers (bsc#1258170).\n- CVE-2026-2708: HTTP request smuggling via duplicate Content-Length headers (bsc#1258508).\n","status":"published","published":"2026-02-26T15:07:11Z","modified":"2026-03-23T04:52:23.877365Z","updated_at":"2026-11-02T15:54:00.846737Z"},{"id":"SUSE-SU-2026:0658-1","title":"Security update for libsoup","description":"This update for libsoup fixes the following issues:\n\n- CVE-2025-32049: denial of Service attack to websocket server (bsc#1240751).\n- CVE-2026-2369: buffer overread due to integer underflow when handling zero-length resources (bsc#1258120).\n- CVE-2026-2443: out-of-bounds read when processing specially crafted HTTP Range headers can lead to heap information\n  disclosure to remote attackers (bsc#1258170).\n- CVE-2026-2708: HTTP request smuggling via duplicate Content-Length headers (bsc#1258508).\n","status":"published","published":"2026-02-26T15:07:42Z","modified":"2026-03-23T04:52:23.821194Z","updated_at":"2026-11-02T15:54:00.846737Z"},{"id":"SUSE-SU-2026:0689-1","title":"Security update for libsoup","description":"This update for libsoup fixes the following issues:\n\n- CVE-2025-32049: denial of Service attack to websocket server (bsc#1240751).\n- CVE-2026-2369: buffer overread due to integer underflow when handling zero-length resources (bsc#1258120).\n- CVE-2026-2443: out-of-bounds read when processing specially crafted HTTP Range headers can lead to heap information\n  disclosure to remote attackers (bsc#1258170).\n- CVE-2026-2708: HTTP request smuggling via duplicate Content-Length headers (bsc#1258508).\n","status":"published","published":"2026-02-27T15:10:48Z","modified":"2026-03-23T04:52:26.179645Z","updated_at":"2026-11-02T15:54:01.262144Z"},{"id":"SUSE-SU-2026:0690-1","title":"Security update for libsoup","description":"This update for libsoup fixes the following issues:\n\n- CVE-2025-32049: denial of Service attack to websocket server (bsc#1240751).\n- CVE-2026-2369: buffer overread due to integer underflow when handling zero-length resources (bsc#1258120).\n- CVE-2026-2443: out-of-bounds read when processing specially crafted HTTP Range headers can lead to heap information\n  disclosure to remote attackers (bsc#1258170).\n- CVE-2026-2708: HTTP request smuggling via duplicate Content-Length headers (bsc#1258508).\n","status":"published","published":"2026-02-27T15:11:03Z","modified":"2026-03-23T04:52:26.47742Z","updated_at":"2026-11-02T15:54:01.262144Z"},{"id":"SUSE-SU-2026:0703-1","title":"Security update for libsoup","description":"This update for libsoup fixes the following issues:\n\n- CVE-2026-0716: improper bounds handling may allow out-of-bounds read (bsc#1256418).\n- CVE-2025-4476: null pointer dereference may lead to denial of service (bsc#1243422).\n- CVE-2025-32049: denial of Service attack to websocket server (bsc#1240751).\n- CVE-2026-2369: buffer overread due to integer underflow when handling zero-length resources (bsc#1258120).\n- CVE-2026-2443: out-of-bounds read when processing specially crafted HTTP Range headers can lead to heap information\n  disclosure to remote attackers (bsc#1258170).\n- CVE-2026-2708: HTTP request smuggling via duplicate Content-Length headers (bsc#1258508).\n","status":"published","published":"2026-02-28T10:01:49Z","modified":"2026-03-23T04:51:38.258573Z","updated_at":"2026-11-02T15:54:01.262144Z"},{"id":"SUSE-SU-2026:0834-1","title":"Security update for libsoup2","description":"This update for libsoup2 fixes the following issues:\n\n- CVE-2025-32049: denial of service attack to websocket server (bsc#1240751).\n- CVE-2026-1467: lack of input sanitization can lead to unintended or unauthorized HTTP requests (bsc#1257398).\n- CVE-2026-1539: proxy authentication credentials leaked via the Proxy-Authorization header when handling HTTP redirects\n  (bsc#1257441).\n- CVE-2026-1760: improper handling of HTTP requests combining certain headers by SoupServer can lead to HTTP request\n  smuggling and potential DoS (bsc#1257597).\n- CVE-2026-2369: buffer overread due to integer underflow when handling zero-length resources (bsc#1258120).\n- CVE-2026-2443: out-of-bounds read when processing specially crafted HTTP Range headers can lead to heap information\n  disclosure to remote attackers (bsc#1258170).\n- CVE-2026-2708: HTTP request smuggling via duplicate Content-Length headers (bsc#1258508).\n","status":"published","published":"2026-03-05T20:00:24Z","modified":"2026-03-07T16:15:07.262775Z","updated_at":"2026-11-02T15:54:01.262144Z"},{"id":"SUSE-SU-2026:20529-1","title":"Security update for libsoup","description":"This update for libsoup fixes the following issues:\n\n- CVE-2025-12105: Fixed heap use-after-free in message queue handling during HTTP/2 read completion. (bsc#1252555)\n- CVE-2025-32049: Fixed a Denial of Service attack to websocket server. (bsc#1240751)\n- CVE-2026-2443: Fixed an out-of-bounds read when processing specially crafted HTTP Range headers can lead to heap information disclosure to remote attackers. (bsc#1258170)\n- CVE-2026-2369: Fixed a buffer overread due to integer underflow when handling zero-length resources. (bsc#1258120)\n- CVE-2026-2708: Fixed HTTP request smuggling via duplicate Content-Length headers. (bsc#1258508)\n","status":"published","published":"2026-03-02T13:19:17Z","modified":"2026-03-04T22:17:29.328557Z","updated_at":"2026-11-02T15:54:01.953589Z"},{"id":"SUSE-SU-2026:20649-1","title":"Security update for libsoup","description":"This update for libsoup fixes the following issues:\n\n- CVE-2025-32049: denial of service attack to websocket server (bsc#1240751).\n- CVE-2026-1467: lack of input sanitization can lead to unintended or unauthorized HTTP requests (bsc#1257398).\n- CVE-2026-1536: HTTP header injection or response splitting via CRLF injection in the Content-Disposition header\n  (bsc#1257440).\n- CVE-2026-1539: proxy authentication credentials leaked via the Proxy-Authorization header when handling HTTP redirects\n  (bsc#1257441).\n- CVE-2026-1760: improper handling of HTTP requests combining certain headers by SoupServer can lead to HTTP request\n  smuggling and potential DoS (bsc#1257597).\n- CVE-2026-1761: incorrect length calculation when parsing of multipart HTTP responses can lead to a stack-based buffer\n  overflow (bsc#1257598).\n- CVE-2026-2369: buffer overread due to integer underflow when handling zero-length resources (bsc#1258120).\n- CVE-2026-2443: out-of-bounds read when processing specially crafted HTTP Range headers can lead to heap information\n  disclosure to remote attackers (bsc#1258170).\n- CVE-2026-2708: HTTP request smuggling via duplicate Content-Length headers (bsc#1258508).\n","status":"published","published":"2026-03-03T15:01:12Z","modified":"2026-03-23T04:53:06.190847Z","updated_at":"2026-11-02T15:54:01.953589Z"},{"id":"SUSE-SU-2026:20752-1","title":"Security update for libsoup","description":"This update for libsoup fixes the following issues:\n\nUpdate to libsoup 3.6.6:\n\n- CVE-2025-12105: heap use-after-free in message queue handling during HTTP/2 read completion (bsc#1252555).\n- CVE-2025-14523: Duplicate Host Header Handling Causes Host-Parsing Discrepancy (bsc#1254876).\n- CVE-2025-32049: Denial of Service attack to websocket server (bsc#1240751).\n- CVE-2026-1467: lack of input sanitization can lead to unintended or unauthorized HTTP requests (bsc#1257398).\n- CVE-2026-1539: proxy authentication credentials leaked via the Proxy-Authorization header when handling HTTP redirects\n  (bsc#1257441).\n- CVE-2026-1760: improper handling of HTTP requests combining certain headers by SoupServer can lead to HTTP request\n  smuggling and potential DoS (bsc#1257597).\n- CVE-2026-2369: Buffer overread due to integer underflow when handling zero-length resources (bsc#1258120).\n- CVE-2026-2443: out-of-bounds read when processing specially crafted HTTP Range headers can lead to heap information\n  disclosure to remote attackers (bsc#1258170).\n- CVE-2026-2708: HTTP request smuggling via duplicate Content-Length headers (bsc#1258508).\n\nChangelog:\n\n- websocket: Fix out-of-bounds read in process_frame\n- Check nulls returned by soup_date_time_new_from_http_string()\n- Numerous fixes to handling of Range headers\n- server: close the connection after responsing a request\ncontaining Content-Length and Transfer-Encoding\n- Use CRLF as line boundary when parsing chunked enconding data\n- websocket: do not accept messages frames after closing due to\nan error\n- Sanitize filename of content disposition header values\n- Always validate the headers value when coming from untrusted\nsource\n- uri-utils: do host validation when checking if a GUri is valid\n- multipart: check length of bytes read\nsoup_filter_input_stream_read_until()\n- message-headers: Reject duplicate Host headers\n- server: null-check soup_date_time_to_string()\n- auth-digest: fix crash in\nsoup_auth_digest_get_protection_space()\n- session: fix 'heap-use-after-free' caused by 'finishing' queue\nitem twice\n- cookies: Avoid expires attribute if date is invalid\n- http1: Set EOF flag once content-length bytes have been read\n- date-utils: Add value checks for date/time parsing\n- multipart: Fix multiple boundry limits\n- Fixed multiple possible memory leaks\n- message-headers: Correct merge of ranges\n- body-input-stream: Correct chunked trailers end detection\n- server-http2: Correctly validate URIs\n- multipart: Fix read out of buffer bounds under\nsoup_multipart_new_from_message()\n- headers: Ensure Request-Line comprises entire first line\n- tests: Fix MSVC build error\n- Fix possible deadlock on init from gmodule usage\n- Updated translations.\n","status":"published","published":"2026-03-18T10:01:36Z","modified":"2026-03-25T17:23:42.753244Z","updated_at":"2026-11-02T15:54:01.953589Z"},{"id":"SUSE-SU-2026:20902-1","title":"Security update for libsoup","description":"This update for libsoup fixes the following issues:\n\nUpdate to libsoup 3.6.6:\n\n- CVE-2025-12105: heap use-after-free in message queue handling during HTTP/2 read completion (bsc#1252555).\n- CVE-2025-14523: Duplicate Host Header Handling Causes Host-Parsing Discrepancy (bsc#1254876).\n- CVE-2025-32049: Denial of Service attack to websocket server (bsc#1240751).\n- CVE-2026-1467: lack of input sanitization can lead to unintended or unauthorized HTTP requests (bsc#1257398).\n- CVE-2026-1539: proxy authentication credentials leaked via the Proxy-Authorization header when handling HTTP redirects\n  (bsc#1257441).\n- CVE-2026-1760: improper handling of HTTP requests combining certain headers by SoupServer can lead to HTTP request\n  smuggling and potential DoS (bsc#1257597).\n- CVE-2026-2369: Buffer overread due to integer underflow when handling zero-length resources (bsc#1258120).\n- CVE-2026-2443: out-of-bounds read when processing specially crafted HTTP Range headers can lead to heap information\n  disclosure to remote attackers (bsc#1258170).\n- CVE-2026-2708: HTTP request smuggling via duplicate Content-Length headers (bsc#1258508).\n\nChangelog:\n\n- websocket: Fix out-of-bounds read in process_frame\n- Check nulls returned by soup_date_time_new_from_http_string()\n- Numerous fixes to handling of Range headers\n- server: close the connection after responsing a request\ncontaining Content-Length and Transfer-Encoding\n- Use CRLF as line boundary when parsing chunked enconding data\n- websocket: do not accept messages frames after closing due to\nan error\n- Sanitize filename of content disposition header values\n- Always validate the headers value when coming from untrusted\nsource\n- uri-utils: do host validation when checking if a GUri is valid\n- multipart: check length of bytes read\nsoup_filter_input_stream_read_until()\n- message-headers: Reject duplicate Host headers\n- server: null-check soup_date_time_to_string()\n- auth-digest: fix crash in\nsoup_auth_digest_get_protection_space()\n- session: fix 'heap-use-after-free' caused by 'finishing' queue\nitem twice\n- cookies: Avoid expires attribute if date is invalid\n- http1: Set EOF flag once content-length bytes have been read\n- date-utils: Add value checks for date/time parsing\n- multipart: Fix multiple boundry limits\n- Fixed multiple possible memory leaks\n- message-headers: Correct merge of ranges\n- body-input-stream: Correct chunked trailers end detection\n- server-http2: Correctly validate URIs\n- multipart: Fix read out of buffer bounds under\nsoup_multipart_new_from_message()\n- headers: Ensure Request-Line comprises entire first line\n- tests: Fix MSVC build error\n- Fix possible deadlock on init from gmodule usage\n- Updated translations.\n","status":"published","published":"2026-03-18T10:01:36Z","modified":"2026-04-02T17:23:46.486669Z","updated_at":"2026-11-02T15:54:01.953589Z"},{"id":"USN-8523-1","title":"libsoup2.4 vulnerabilities","description":"Eric Su and Samuel Dainard discovered that libsoup incorrectly handled\ncontent with zero-length resources. An attacker could possibly use this\nissue to trigger a buffer over-read, resulting in information disclosure\nor a denial of service. This issue only affected Ubuntu 18.04 LTS,\nUbuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, Ubuntu 25.10, and\nUbuntu 26.04 LTS. (CVE-2026-2369)\n\nKona Arctic discovered that libsoup did not properly protect sensitive\ncookies when establishing HTTPS tunnels through an HTTP proxy. An\nattacker could possibly use this issue to intercept session cookies,\nresulting in session hijacking or user impersonation. (CVE-2026-5119)","status":"published","published":"2026-07-09T14:13:33Z","modified":"2026-07-10T02:35:14.340887485Z","updated_at":"2026-11-02T16:58:25.103481Z"}]}}