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","tags":["report"]},{"url":"https://bugzilla.suse.com/1073990","tags":["report"]},{"url":"https://bugzilla.suse.com/1074293","tags":["report"]},{"url":"https://bugzilla.suse.com/1079036","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2017-12132","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-8804","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-1000001","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-6485","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-6551","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2018/suse-su-20180565-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/978209","tags":["report"]},{"url":"https://www.suse.com/support/update/announcement/2018/suse-su-20182185-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1064569","tags":["report"]},{"url":"https://bugzilla.suse.com/1064580","tags":["report"]},{"url":"https://bugzilla.suse.com/1064583","tags":["report"]},{"url":"https://bugzilla.suse.com/1094161","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2017-15670","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-15671","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-15804","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-11236","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2018/suse-su-20182187-1/","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2017-12132","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-5768-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2016-10228","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2019-25013","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-27618","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2009-5064","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2009-5155","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2010-3192","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-5180","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-10228","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-10739","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-6261","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-6323","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-1000366","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-1000408","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-12133","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-16997","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-17426","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-18269","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-11237","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-19591","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-19126","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-25013","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-7309","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-9169","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-10029","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-1752","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-27618","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-29562","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-29573","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-6096","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-27645","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3326","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-33574","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2017-12132","description":"The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.","status":"published","published":"2017-08-01T16:00:00Z","modified":"2024-08-05T18:28:16.526Z","updated_at":"2026-11-02T14:33:17.59533Z"}],"euvd":[{"id":"EUVD-2017-3716","description":"The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.","status":"published","published":"2017-08-01T16:00:00Z","modified":"2024-08-05T18:28:16Z","updated_at":"2026-11-03T02:23:22.6605Z"}],"ghsa":[{"id":"GHSA-wjh5-4fq2-439w","title":"The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS...","description":"The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.","status":"published","published":"2022-05-13T01:42:38Z","modified":"2023-02-02T05:00:51Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:51:03.373063Z"}],"nvd":[{"id":"CVE-2017-12132","description":"The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.","status":"published","published":"2017-08-01T16:29:00.18Z","modified":"2026-06-17T01:02:44.533Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:03:54.862898Z"}],"osv":[{"id":"CVE-2017-12132","description":"The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.","status":"published","published":"2017-08-01T16:29:00.18Z","modified":"2026-10-24T10:31:01.909991978Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:04.159616Z"},{"id":"DEBIAN-CVE-2017-12132","description":"The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.","status":"published","published":"2017-08-01T16:29:00.18Z","modified":"2026-09-01T20:03:41.962502789Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:28.50097Z"},{"id":"RHSA-2018:0805","title":"Red Hat Security Advisory: glibc security, bug fix, and enhancement update","status":"published","published":"2024-09-16T00:46:08Z","modified":"2026-06-26T12:22:01.405386482Z","cvss":[{"version":"3.0","score":7,"vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:04.822845Z"},{"id":"UBUNTU-CVE-2017-12132","description":"The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.","status":"published","published":"2017-08-01T16:29:00Z","modified":"2026-04-22T11:11:36.106752Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:13.729565Z"},{"id":"MGASA-2017-0464","title":"Updated glibc packages fix security vulnerabilities","description":"The DNS stub resolver in the GNU C Library (aka glibc or libc6) before\nversion 2.26, when EDNS support is enabled, will solicit large UDP\nresponses from name servers, potentially simplifying off-path DNS\nspoofing attacks due to IP fragmentation.(CVE-2017-12132, CVE-2017-12133).\n\nThe GNU C Library (aka glibc or libc6) before 2.27 contains an off-by-one\nerror leading to a heap-based buffer overflow (CVE-2017-15670).\n\nThe glob function in glob.c in the GNU C Library (aka glibc or libc6)\nbefore 2.27, when invoked with GLOB_TILDE, could skip freeing allocated\nmemory when processing the ~ operator with a long user name, potentially\nleading to a denial of service (memory leak) (CVE-2017-15671).\n\nThe glob function in glob.c in the GNU C Library (aka glibc or libc6)\nbefore 2.27 contains a buffer overflow during unescaping of user names\nwith the ~ operator (CVE-2017-15804).\n\nAs libtirpc is also affected by CVE-2017-12133, it's part of this update.\n","status":"published","published":"2017-12-22T10:31:08Z","modified":"2026-04-16T06:25:45.825071754Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"MGASA-2017-0470","title":"Updated glibc packages fix security vulnerabilities","description":"The DNS stub resolver in the GNU C Library (aka glibc or libc6) before\nversion 2.26, when EDNS support is enabled, will solicit large UDP\nresponses from name servers, potentially simplifying off-path DNS\nspoofing attacks due to IP fragmentation.(CVE-2017-12132, CVE-2017-12133).\n\nThe GNU C Library (aka glibc or libc6) before 2.27 contains an off-by-one\nerror leading to a heap-based buffer overflow (CVE-2017-15670).\n\nThe glob function in glob.c in the GNU C Library (aka glibc or libc6)\nbefore 2.27, when invoked with GLOB_TILDE, could skip freeing allocated\nmemory when processing the ~ operator with a long user name, potentially\nleading to a denial of service (memory leak) (CVE-2017-15671).\n\nThe glob function in glob.c in the GNU C Library (aka glibc or libc6)\nbefore 2.27 contains a buffer overflow during unescaping of user names\nwith the ~ operator (CVE-2017-15804).\n\nAs libtirpc is also affected by CVE-2017-12133, it's part of this update.\n","status":"published","published":"2017-12-28T13:16:56Z","modified":"2026-04-16T06:25:00.384693342Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"openSUSE-SU-2024:10792-1","title":"glibc-2.34-1.2 on GA media","description":"These are all security issues fixed in the glibc-2.34-1.2 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T03:52:58.912445Z","updated_at":"2026-11-02T16:58:34.487567Z"},{"id":"SUSE-SU-2018:0451-1","title":"Security update for glibc","description":"\n  \nThis update for glibc fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2017-8804: Fix memory leak after deserialization failure in xdr_bytes, xdr_string (bsc#1037930)\n- CVE-2017-12132: Reduce EDNS payload size to 1200 bytes (bsc#1051791)\n- CVE-2018-6485,CVE-2018-6551: Fix integer overflows in internal memalign and malloc functions (bsc#1079036)\n- CVE-2018-1000001: Avoid underflow of malloced area (bsc#1074293)\n\nNon security bugs fixed:\n\n- Release read lock after resetting timeout (bsc#1073990)\n","status":"published","published":"2018-02-15T13:48:02Z","modified":"2026-02-04T03:29:00.314328Z","updated_at":"2026-11-02T15:53:44.594517Z"},{"id":"SUSE-SU-2018:0565-1","title":"Security update for glibc","description":"\n  \nThis update for glibc fixes the following issues:\n\nSecurity issues:\n\n- CVE-2017-8804: Fix memory leak after deserialization failure in xdr_bytes, xdr_string (bsc#1037930)\n- CVE-2017-12132: Reduce EDNS payload size to 1200 bytes (bsc#1051791)\n- CVE-2018-6485,CVE-2018-6551: Fix integer overflows in internal memalign and malloc functions (bsc#1079036)\n- CVE-2018-1000001: Avoid underflow of malloced area in realpath (bsc#1074293)\n\nAlso a non security issue was fixed:\n\n- Do not fail if one of the two responses to AF_UNSPEC fails (bsc#978209)\n","status":"published","published":"2018-02-28T16:32:49Z","modified":"2026-02-04T02:27:26.515283Z","updated_at":"2026-11-02T15:53:44.594517Z"},{"id":"SUSE-SU-2018:2185-1","title":"Security update for glibc","description":"This update for glibc fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2017-15804: Fix buffer overflow during unescaping of user names in the glob function in glob.c (bsc#1064580).\n- CVE-2017-15670: Fix buffer overflow in glob with GLOB_TILDE (bsc#1064583).\n- CVE-2017-15671: Fix memory leak in glob with GLOB_TILDE (bsc#1064569).\n- CVE-2018-11236: Fix 32bit arch integer overflow in stdlib/canonicalize.c when processing very long pathname arguments (bsc#1094161).\n- CVE-2017-12132: Reduce advertised EDNS0 buffer size to guard against fragmentation attacks (bsc#1051791).\n","status":"published","published":"2018-08-03T13:49:12Z","modified":"2026-02-04T03:51:00.721784Z","updated_at":"2026-11-02T15:53:44.972817Z"},{"id":"SUSE-SU-2018:2187-1","title":"Security update for glibc","description":"This update for glibc fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2017-15804: Fix buffer overflow during unescaping of user names in the glob function in glob.c (bsc#1064580).\n- CVE-2017-15670: Fix buffer overflow in glob with GLOB_TILDE (bsc#1064583).\n- CVE-2017-15671: Fix memory leak in glob with GLOB_TILDE (bsc#1064569).\n- CVE-2018-11236: Fix 32bit arch integer overflow in stdlib/canonicalize.c when processing very long pathname arguments (bsc#1094161).\n- CVE-2017-12132: Reduce advertised EDNS0 buffer size to guard against fragmentation attacks (bsc#1051791).\n- CVE-2018-1000001: Avoid underflow of malloced area (bsc#1074293).\n","status":"published","published":"2018-08-03T13:56:22Z","modified":"2026-02-04T03:10:55.022935Z","updated_at":"2026-11-02T15:53:44.972817Z"},{"id":"USN-5768-1","title":"glibc vulnerabilities","description":"Jan Engelhardt, Tavis Ormandy, and others discovered that the GNU C Library\niconv feature incorrectly handled certain input sequences. An attacker\ncould possibly use this issue to cause the GNU C Library to hang or crash,\nresulting in a denial of service.  (CVE-2016-10228, CVE-2019-25013,\nCVE-2020-27618)\n\nIt was discovered that the GNU C Library did not properly handled DNS\nresponses when ENDS0 is enabled. An attacker could possibly use this issue\nto cause fragmentation-based attacks. (CVE-2017-12132)\n","status":"published","published":"2022-12-08T13:17:39Z","modified":"2026-06-25T13:31:38.165424526Z","updated_at":"2026-11-02T16:58:16.20937Z"}]}}