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This affects inp.c and util.c.","status":"published","published":"2019-07-17T21:15:11Z","modified":"2026-11-05T05:40:51Z","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"}],"updated_at":"2026-11-05T16:41:19.554273Z"},{"id":"AZL-6789","title":"CVE-2019-13636 affecting package patch for versions less than 2.7.6-7","description":"In GNU patch through 2.7.6, the following of symlinks is mishandled in certain cases other than input files. This affects inp.c and util.c.","status":"published","published":"2019-07-17T21:15:11Z","modified":"2026-04-21T04:38:17.461416Z","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":"2026-11-02T15:28:08.630357Z"},{"id":"BELL-CVE-2019-13636","title":"CVE-2019-13636 does not affect BellSoft software","status":"withdrawn","published":"2023-08-31T12:13:45.2145Z","modified":"2026-01-26T09:46:17.380321Z","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":"2026-11-02T15:28:15.340685Z"},{"id":"CVE-2019-13636","description":"In GNU patch through 2.7.6, the following of symlinks is mishandled in certain cases other than input files. This affects inp.c and util.c.","status":"published","published":"2019-07-17T21:15:11.797Z","modified":"2026-11-01T02:45:24.141737803Z","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":"2026-11-02T15:44:11.029493Z"},{"id":"DEBIAN-CVE-2019-13636","description":"In GNU patch through 2.7.6, the following of symlinks is mishandled in certain cases other than input files. This affects inp.c and util.c.","status":"published","published":"2019-07-17T21:15:11.797Z","modified":"2026-09-21T07:00:29.446491906Z","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":"2026-11-02T15:45:31.467893Z"},{"id":"JLSEC-2026-16","description":"In GNU patch through 2.7.6, the following of symlinks is mishandled in certain cases other than input files. This affects inp.c and util.c.","status":"published","published":"2026-03-31T16:50:26.988Z","modified":"2026-07-18T00:01:35.243641453Z","cvss":[{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:P","level":"medium"},{"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":"2026-11-02T15:47:18.159338Z"},{"id":"RHSA-2020:1852","title":"Red Hat Security Advisory: patch security and bug fix update","status":"published","published":"2024-09-16T03:17:28Z","modified":"2025-11-22T12:00:36Z","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":"2026-11-02T15:53:07.072948Z"},{"id":"RLSA-2020:1852","title":"Moderate: patch security and bug fix update","description":"The patch program applies diff files to originals. The diff command is used to compare an original to a changed file. Diff lists the changes made to the file. A person who has the original file can then use the patch command with the diff file to add the changes to their original file (patching the file).\n\nSecurity Fix(es):\n\n* patch: the following of symlinks in inp.c and util.c is mishandled in cases other than input files (CVE-2019-13636)\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\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 8.2 Release Notes linked from the References section.","status":"published","published":"2020-04-28T09:23:52Z","modified":"2026-02-05T14:00:11.500283Z","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":"2026-11-02T15:53:23.969672Z"},{"id":"UBUNTU-CVE-2019-13636","description":"In GNU patch through 2.7.6, the following of symlinks is mishandled in certain cases other than input files. This affects inp.c and util.c.","status":"published","published":"2019-07-17T00:00:00Z","modified":"2026-02-04T04:10:04.411581Z","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":"2026-11-02T15:54:19.6877Z"},{"id":"ALSA-2020:1852","title":"Moderate: patch security and bug fix update","description":"The patch program applies diff files to originals. The diff command is used to compare an original to a changed file. Diff lists the changes made to the file. A person who has the original file can then use the patch command with the diff file to add the changes to their original file (patching the file).\n\nSecurity Fix(es):\n\n* patch: the following of symlinks in inp.c and util.c is mishandled in cases other than input files (CVE-2019-13636)\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\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.","status":"published","published":"2020-04-28T09:23:52Z","modified":"2026-10-29T11:00:13.648303921Z","updated_at":"2026-11-02T15:27:51.196609Z"},{"id":"DLA-1856-1","title":"patch - security update","status":"published","published":"2019-07-19T00:00:00Z","modified":"2026-03-09T01:22:01.091834Z","updated_at":"2026-11-02T15:46:09.777694Z"},{"id":"DSA-4489-1","title":"patch - security update","status":"published","published":"2019-07-27T00:00:00Z","modified":"2026-03-09T02:10:38.709491Z","updated_at":"2026-11-02T15:46:16.862196Z"},{"id":"MGASA-2020-0093","title":"Updated patch packages fix security vulnerabilities","description":"Updated patch package fixes security vulnerabilities:\n\n* In GNU patch through 2.7.6, the following of symlinks is mishandled\n  in certain cases other than input files. (CVE-2019-13636).\n\n* A vulnerability was found in GNU patch through 2.7.6 is vulnerable to\n  OS shell command injection that can be exploited by opening a crafted\n  patch file that contains an ed style diff payload with shell\n  metacharacters (CVE-2019-13638).\n\n* A vulnerability was found in do_ed_script in pch.c in GNU patch through\n  2.7.6 does not block strings beginning with a ! character. NOTE: this\n is the same commit as for CVE-2019-13638, but the ! syntax is specific to\n  ed, and is unrelated to a shell metacharacter (CVE-2018-20969).\n","status":"published","published":"2020-02-21T23:06:01Z","modified":"2026-04-16T04:42:03.302682619Z","updated_at":"2026-11-02T15:49:41.151324Z"},{"id":"openSUSE-SU-2024:12060-1","title":"patch-2.7.6-5.1 on GA media","description":"These are all security issues fixed in the patch-2.7.6-5.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T03:26:05.47873Z","updated_at":"2026-11-02T16:58:35.485255Z"},{"id":"SUSE-SU-2022:1925-1","title":"Security update for patch","description":"This update for patch fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2019-13636: Fixed follow symlinks unless --follow-symlinks is given. This increases the security against malicious patches (bsc#1142041).\n- CVE-2018-6952: Fixed swapping fakelines in pch_swap. This bug was causing a double free leading to a crash (bsc#1080985).\n\nBugfixes:\n\n- Abort when cleaning up fails. This bug could cause an infinite loop when a patch wouldn't apply, leading to a segmentation fault (bsc#1111572).\n- Pass the correct stat to backup files. This bug would occasionally cause backup files to be missing when all hunks failed to apply (bsc#1198106).\n","status":"published","published":"2022-06-02T12:35:31Z","modified":"2026-02-04T02:55:56.757693Z","updated_at":"2026-11-02T15:53:50.513981Z"},{"id":"SUSE-SU-2022:1932-1","title":"Security update for patch","description":"This update for patch fixes the following issues:\n\nSecurity fixes:\n\n- CVE-2019-13636: Fixed mishandled following of symlinks in certain cases other than input files (bsc#1142041).\n- CVE-2018-6952: Fixed double free of memory in pch.c:another_hunk() (bsc#1080985).\n\nBugfixes:\n\n- Pass the correct stat to backup files (bsc#1198106).\n- Fix temporary file leak when applying ed-style patches (bsc#1092500).\n","status":"published","published":"2022-06-03T08:26:34Z","modified":"2026-02-04T04:39:13.139391Z","updated_at":"2026-11-02T15:53:50.513981Z"},{"id":"USN-4071-1","title":"patch vulnerabilities","description":"It was discovered that Patch incorrectly handled certain files.\nAn attacker could possibly use this issue to access sensitive information.\n(CVE-2019-13636)\n\nIt was discovered that Patch incorrectly handled certain files.\nAn attacker could possibly use this issue to execute arbitrary code.\n(CVE-2019-13638)\n","status":"published","published":"2019-07-24T13:33:20Z","modified":"2026-02-10T04:41:35Z","updated_at":"2026-11-02T16:58:14.019824Z"},{"id":"USN-4071-2","title":"patch vulnerabilities","description":"USN-4071-1 fixed several vulnerabilities in Patch. This update provides\nthe corresponding update for Ubuntu 14.04 ESM.\n\nOriginal advisory details:\n\n It was discovered that Patch incorrectly handled certain files.\n An attacker could possibly use this issue to access sensitive information.\n (CVE-2019-13636)\n\n It was discovered that Patch incorrectly handled certain files.\n An attacker could possibly use this issue to execute arbitrary code.\n (CVE-2019-13638)\n","status":"published","published":"2019-07-24T15:15:59Z","modified":"2026-02-10T04:41:35Z","updated_at":"2026-11-02T16:58:14.019824Z"}]}}