{"id":"CVE-2018-6951","aliases":["ALPINE-CVE-2018-6951","AZL-35103","AZL-6787","BELL-CVE-2018-6951","DEBIAN-CVE-2018-6951","EUVD-2018-18695","GHSA-jx75-987w-4cqc","JLSEC-2026-14","MGASA-2018-0277","MGASA-2018-0448","ROOT-OS-DEBIAN-12-CVE-2018-6951","SUSE-SU-2018:1128-1","UBUNTU-CVE-2018-6951","USN-3624-1","openSUSE-SU-2024:11151-1"],"status":"published","title":"An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated...","description":"An issue was discovered in GNU patch through 2.7.6. 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Party Advisory","advisory","web"]},{"url":"https://git.savannah.gnu.org/cgit/patch.git/commit/?id=f290f48a621867084884bfff87f8093c15195e6a","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory","fix","web"]},{"url":"http://www.securityfocus.com/bid/103044","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory","web"]},{"url":"https://savannah.gnu.org/bugs/index.php?53132","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Vendor 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issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a \"mangled rename\" issue.","status":"published","published":"2018-02-13T19:00:00Z","modified":"2024-08-05T06:17:17.195Z","updated_at":"2026-11-02T14:35:06.320867Z"}],"euvd":[{"id":"EUVD-2018-18695","description":"An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a \"mangled rename\" issue.","status":"published","published":"2018-02-13T19:00:00Z","modified":"2024-08-05T06:17:17Z","updated_at":"2026-11-03T02:40:07.110514Z"}],"ghsa":[{"id":"GHSA-jx75-987w-4cqc","title":"An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated...","description":"An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a \"mangled rename\" issue.","status":"published","published":"2022-05-14T01:09:26Z","modified":"2023-02-02T05:03:11Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:51:35.055103Z"}],"nvd":[{"id":"CVE-2018-6951","description":"An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a \"mangled rename\" issue.","status":"published","published":"2018-02-13T19:29:00.51Z","modified":"2026-06-17T02:02:30.097Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:04:22.897995Z"}],"osv":[{"id":"ALPINE-CVE-2018-6951","description":"An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a \"mangled rename\" issue.","status":"published","published":"2018-02-13T19:29:00.51Z","modified":"2026-10-23T17:17:55.287454338Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:27:47.663013Z"},{"id":"AZL-35103","title":"CVE-2018-6951 affecting package patch for versions less than 2.7.6-9","description":"An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a \"mangled rename\" issue.","status":"published","published":"2018-02-13T19:29:00Z","modified":"2026-11-05T05:40:51Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-05T16:41:19.554273Z"},{"id":"AZL-6787","title":"CVE-2018-6951 affecting package patch for versions less than 2.7.6-7","description":"An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a \"mangled rename\" issue.","status":"published","published":"2018-02-13T19:29:00Z","modified":"2026-04-21T04:38:17.061136Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:28:08.630357Z"},{"id":"BELL-CVE-2018-6951","title":"CVE-2018-6951 does not affect BellSoft software","status":"withdrawn","published":"2023-08-31T12:13:51.947547Z","modified":"2026-01-26T09:45:50.624259Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:28:14.701973Z"},{"id":"CVE-2018-6951","description":"An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a \"mangled rename\" issue.","status":"published","published":"2018-02-13T19:29:00.51Z","modified":"2026-11-09T02:45:17.121301993Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-09T03:16:44.651171Z"},{"id":"DEBIAN-CVE-2018-6951","description":"An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a \"mangled rename\" issue.","status":"published","published":"2018-02-13T19:29:00.51Z","modified":"2026-10-23T18:03:48.106786404Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:30.867575Z"},{"id":"JLSEC-2026-14","description":"An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the `intuit_diff_type` function in pch.c, aka a \"mangled rename\" issue.","status":"published","published":"2026-03-31T16:50:26.988Z","modified":"2026-07-25T18:23:47.304199031Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium"},{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:47:18.159338Z"},{"id":"UBUNTU-CVE-2018-6951","description":"An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a \"mangled rename\" issue.","status":"published","published":"2018-02-13T00:00:00Z","modified":"2026-02-04T03:24:34.591385Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:18.772093Z"},{"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":"MGASA-2018-0448","title":"Updated patch packages fix security vulnerabilities","description":"A NULL pointer dereference flaw was found in the way patch processed\npatch files. An attacker could potentially use this flaw to crash patch\nby tricking it into processing crafted patches (CVE-2018-6951).\n\nA double-free flaw was found in the way the patch utility processed\npatch files. An attacker could potentially use this flaw to crash the\npatch utility by tricking it into processing crafted patches\n(CVE-2018-6952).\n","status":"published","published":"2018-11-15T22:04:32Z","modified":"2026-04-16T06:25:09.306420551Z","updated_at":"2026-11-02T15:49:40.793816Z"},{"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":"ROOT-OS-DEBIAN-12-CVE-2018-6951","title":"CVE-2018-6951 in patch - Patched by Root","description":"Root has patched CVE-2018-6951 in the patch package for Root:Debian:12. Multiple fixed versions available.","status":"published","published":"2026-08-25T14:03:30Z","modified":"2026-08-26T01:15:52.883275653Z","updated_at":"2026-11-02T15:53:30.44348Z"},{"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":"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"}]}}