{"id":"CVE-2018-1000156","aliases":["ALPINE-CVE-2018-1000156","AZL-35101","AZL-6785","BELL-CVE-2018-1000156","DEBIAN-CVE-2018-1000156","DLA-1348-1","EUVD-2018-1862","GHSA-r9rq-mhxg-686q","JLSEC-2026-12","MGASA-2018-0277","RHSA-2018:1199","RHSA-2018:1200","RHSA-2018:2091","RHSA-2018:2092","RHSA-2018:2093","RHSA-2018:2094","RHSA-2018:2095","RHSA-2018:2096","RHSA-2018:2097","SUSE-SU-2018:1128-1","SUSE-SU-2018:1162-1","UBUNTU-CVE-2018-1000156","USN-3624-1","openSUSE-SU-2024:11151-1","openSUSE-SU-2024:11372-1"],"status":"published","title":"GNU Patch version 2.7.6 contains an input validation vulnerability when processing patch files,...","description":"GNU Patch version 2.7.6 contains an input validation vulnerability when processing patch files, specifically the EDITOR_PROGRAM invocation (using ed) can result in code execution. This attack appear to be exploitable via a patch file processed via the patch utility. This is similar to FreeBSD's CVE-2015-1418 however although they share a common ancestry the code bases have diverged over time.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.05329,"percentile":0.9267,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2018-04-06T00:00:00Z","modified":"2026-11-05T05:40:51Z","fixes":[{"ecosystem":"Alpine:v3.10","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.11","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.12","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.13","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.14","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.15","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Alpine:v3.7","package":"patch","fixed_in":["2.7.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.8","package":"patch","fixed_in":["2.7.6-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.9","package":"patch","fixed_in":["2.7.6-r6"],"sources":["osv"]},{"ecosystem":"Azure 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This attack appear to be exploitable via a patch file processed via the patch utility. This is similar to FreeBSD's CVE-2015-1418 however although they share a common ancestry the code bases have diverged over time.","status":"published","published":"2018-04-06T13:29:00.377Z","modified":"2026-04-16T06:15:44.169858176Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:07.192756Z"},{"id":"DEBIAN-CVE-2018-1000156","description":"GNU Patch version 2.7.6 contains an input validation vulnerability when processing patch files, specifically the EDITOR_PROGRAM invocation (using ed) can result in code execution. This attack appear to be exploitable via a patch file processed via the patch utility. This is similar to FreeBSD's CVE-2015-1418 however although they share a common ancestry the code bases have diverged over time.","status":"published","published":"2018-04-06T13:29:00.377Z","modified":"2026-10-23T18:02:55.67092374Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:29.988046Z"},{"id":"JLSEC-2026-12","description":"GNU Patch version 2.7.6 contains an input validation vulnerability when processing patch files, specifically the `EDITOR_PROGRAM` invocation (using ed) can result in code execution. This attack appear to be exploitable via a patch file processed via the patch utility. This is similar to FreeBSD's CVE-2015-1418 however although they share a common ancestry the code bases have diverged over time.","status":"published","published":"2026-03-31T16:50:26.988Z","modified":"2026-07-25T18:23:54.053025075Z","cvss":[{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium"},{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:47:18.159338Z"},{"id":"RHSA-2018:1199","title":"Red Hat Security Advisory: patch security update","status":"published","published":"2024-09-16T01:05:35Z","modified":"2026-06-26T10:37:01Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:04.822845Z"},{"id":"RHSA-2018:1200","title":"Red Hat Security Advisory: patch security update","status":"published","published":"2024-09-16T01:05:29Z","modified":"2026-06-26T10:37:02Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:04.822845Z"},{"id":"RHSA-2018:2091","title":"Red Hat Security Advisory: patch security update","status":"published","published":"2024-09-16T01:06:16Z","modified":"2026-06-26T10:38:08Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:04.822845Z"},{"id":"RHSA-2018:2092","title":"Red Hat Security Advisory: patch security update","status":"published","published":"2024-09-16T01:06:10Z","modified":"2026-06-26T10:38:08Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:04.822845Z"},{"id":"RHSA-2018:2093","title":"Red Hat Security Advisory: patch security update","status":"published","published":"2024-09-16T01:06:04Z","modified":"2025-11-22T11:31:34Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:04.822845Z"},{"id":"RHSA-2018:2094","title":"Red Hat Security Advisory: patch security update","status":"published","published":"2024-09-16T01:05:58Z","modified":"2026-06-26T10:38:09Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:04.822845Z"},{"id":"RHSA-2018:2095","title":"Red Hat Security Advisory: patch security update","status":"published","published":"2024-09-16T01:05:52Z","modified":"2025-11-22T11:31:35Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:04.822845Z"},{"id":"RHSA-2018:2096","title":"Red Hat Security Advisory: patch security update","status":"published","published":"2024-09-16T01:05:46Z","modified":"2025-11-22T11:31:36Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:04.822845Z"},{"id":"RHSA-2018:2097","title":"Red Hat Security Advisory: patch security update","status":"published","published":"2024-09-16T01:05:40Z","modified":"2025-11-22T11:31:37Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/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-2018-1000156","description":"GNU Patch version 2.7.6 contains an input validation vulnerability when processing patch files, specifically the EDITOR_PROGRAM invocation (using ed) can result in code execution. This attack appear to be exploitable via a patch file processed via the patch utility. This is similar to FreeBSD's CVE-2015-1418 however although they share a common ancestry the code bases have diverged over time.","status":"published","published":"2018-04-06T00:00:00Z","modified":"2026-02-04T02:43:00.920227Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:16.154988Z"},{"id":"DLA-1348-1","title":"patch - security update","status":"published","published":"2018-04-16T00:00:00Z","modified":"2026-03-09T01:02:01.885149Z","updated_at":"2026-11-02T15:46:09.336894Z"},{"id":"MGASA-2018-0277","title":"Updated patch packages fix security vulnerabilities","description":"Updated patch package fixes security vulnerabilities:\n\nIt was discovered that Patch incorrectly handled certain files. An attacker\ncould possibly use this to cause a denial of service (CVE-2016-10713).\n\nIt was discovered that Patch incorrectly handled certain inputs. An attacker\ncould possibly use this to cause a denial of service (CVE-2018-6951).\n\nIt was discovered that Patch incorrectly handled certain input validation. An\nattacker could possibly use this to execute arbitrary code (CVE-2018-1000156).\n","status":"published","published":"2018-06-14T18:14:36Z","modified":"2026-04-16T06:23:16.715577638Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"openSUSE-SU-2024:11151-1","title":"patch-2.7.6-3.43 on GA media","description":"These are all security issues fixed in the patch-2.7.6-3.43 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:37:07.616387Z","updated_at":"2026-11-02T16:58:34.894275Z"},{"id":"openSUSE-SU-2024:11372-1","title":"bosh-2021.09.01-44.2 on GA media","description":"These are all security issues fixed in the bosh-2021.09.01-44.2 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T03:32:44.234805Z","updated_at":"2026-11-02T16:58:35.195147Z"},{"id":"SUSE-SU-2018:1128-1","title":"Security update for patch","description":"This update for patch fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2018-1000156: Malicious patch files cause ed to execute arbitrary commands (bsc#1088420).\n- CVE-2018-6951: Fixed NULL pointer dereference in the intuit_diff_type function in pch.c (bsc#1080918).\n- CVE-2016-10713: Fixed out-of-bounds access within pch_write_line() in pch.c (bsc#1080918).\n\n","status":"published","published":"2018-05-02T15:46:52Z","modified":"2025-05-02T04:05:06.204823Z","updated_at":"2026-11-02T15:53:44.594517Z"},{"id":"SUSE-SU-2018:1162-1","title":"Security update for patch","description":"This update for patch fixes several issues.\n\nThese security issues were fixed:\n\n- CVE-2018-1000156: patch: Malicious patch files cause ed to execute arbitrary commands (bsc#1088420).\n- CVE-2014-9637: Prevent DoS by remote attackers (memory consumption and\n  segmentation fault) via a crafted diff file (bsc#914891).\n- CVE-2016-10713: Prevent out-of-bounds access within pch_write_line() that\n  could have lead to DoS via a crafted input file (bsc#1080918).\n- CVE-2010-4651: Fixed a directory traversal bug (bsc#662957):\n\n","status":"published","published":"2018-05-07T15:16:04Z","modified":"2026-02-04T03:23:14.898777Z","updated_at":"2026-11-02T15:53:44.594517Z"},{"id":"USN-3624-1","title":"patch vulnerabilities","description":"It was discovered that Patch incorrectly handled certain files. An attacker\ncould possibly use this to cause a denial of service. (CVE-2016-10713)\n\nIt was discovered that Patch incorrectly handled certain input validation. An\nattacker could possibly use this to execute arbitrary code. (CVE-2018-1000156)\n\nIt was discovered that Patch incorrectly handled certain inputs. An attacker\ncould possibly use this to cause a denial of service. (CVE-2018-6951)\n","status":"published","published":"2018-04-10T16:45:42Z","modified":"2026-02-10T04:41:19Z","updated_at":"2026-11-02T16:58:13.496563Z"}]}}