{"id":"CVE-2025-9396","aliases":["DEBIAN-CVE-2025-9396","EUVD-2025-25651","GHSA-7p5p-5c63-6f3w","MGASA-2026-0292","UBUNTU-CVE-2025-9396","openSUSE-SU-2026:11093-1","openSUSE-SU-2026:21179-1"],"status":"published","title":"ckolivas lrzip strtol_l.c __GI_____strtol_l_internal null pointer dereference","description":"A security flaw has been discovered in ckolivas lrzip up to 0.651. This impacts the function __GI_____strtol_l_internal of the file strtol_l.c. Performing manipulation results in null pointer dereference. The attack is only possible with local access. The exploit has been released to the public and may be exploited.","severity":{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00284,"percentile":0.2102,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-404","CWE-476"],"published":"2025-08-24T22:32:07Z","modified":"2026-10-28T02:30:29Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.651-2","0.651-3","0.660-1"]},{"source":"osv","ecosystem":"Debian:13","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.651-3","0.660-1"]},{"source":"osv","ecosystem":"Debian:14","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.651-3","0.660-1"]},{"source":"osv","ecosystem":"Mageia:10","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.660-1.mga10"}]}],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.608-2","0.616-1","0.616-1ubuntu0.1~esm","0.616-1ubuntu0.1~esm1","0.616-1ubuntu0.1~esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.621-1","0.621-1ubuntu0.1~esm1","0.621-1ubuntu0.1~esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.631-1","0.631-1ubuntu0.1~esm1","0.631-1+deb9u1build0.18.04.1","0.631-1+deb9u3build0.18.04.1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.631+git180528-1","0.631+git180528-1build1","0.631+git180528-1+deb10u1build0.20.04.1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.641-1","0.651-2","0.651-2ubuntu0.22.04.1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.651-2ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.651-2ubuntu1","0.651-3"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.660-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.651-3","0.651-3build1","0.660-1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.660-1.1"}]}],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Leap 16.0","package":"lrzip","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.660-bp160.1.1"}]}],"bundled":3}],"products":[{"vendor":"ckolivas","product":"lrzip"}],"references":[{"url":"https://vuldb.com/?id.321232","tags":["vdb-entry","technical-description","Third Party Advisory","VDB Entry","advisory","report"]},{"url":"https://vuldb.com/?ctiid.321232","tags":["signature","permissions-required","Permissions Required","VDB Entry","report"]},{"url":"https://vuldb.com/?submit.632368","tags":["third-party-advisory","exploit","Exploit","Third Party Advisory","VDB Entry","advisory","report"]},{"url":"https://github.com/ckolivas/lrzip/issues/264","tags":["issue-tracking","exploit","Exploit","Issue Tracking","Vendor Advisory","report"]},{"url":"https://drive.google.com/file/d/1EFbiiM1d7Ozb0ucZt6zRO3ngU8ugUnCn/view?usp=sharing","tags":["exploit","Exploit","evidence","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-9396","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-7p5p-5c63-6f3w"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/9xxx/CVE-2025-9396.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-9396","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2026-0292.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=35760","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/JSNIFYQRLND7PULS3ODEDTISSERCMKIQ/","tags":["web"]},{"url":"https://github.com/ckolivas/lrzip/issues/262","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2025-9396","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-9396","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2025-15570","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-9396","tags":["web"]},{"url":"https://bugzilla.suse.com/1248598","tags":["report"]},{"url":"https://bugzilla.suse.com/1258016","tags":["report"]},{"url":"https://bugzilla.suse.com/1258023","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2025-15571","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2025-9396","title":"ckolivas lrzip strtol_l.c __GI_____strtol_l_internal null pointer dereference","description":"A security flaw has been discovered in ckolivas lrzip up to 0.651. This impacts the function __GI_____strtol_l_internal of the file strtol_l.c. Performing manipulation results in null pointer dereference. The attack is only possible with local access. The exploit has been released to the public and may be exploited.","status":"published","published":"2025-08-24T22:32:07.835Z","modified":"2025-08-25T16:49:00.937Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P","level":"medium","assessor":"cna"},{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R","level":"low","assessor":"cna"},{"version":"3.0","score":3.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R","level":"low","assessor":"cna"},{"version":"2.0","score":1.7,"vector":"AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR","assessor":"cna"}],"cwes":["CWE-476","CWE-404"],"updated_at":"2026-11-02T14:32:33.755525Z"}],"euvd":[{"id":"EUVD-2025-25651","description":"A security flaw has been discovered in ckolivas lrzip up to 0.651. This impacts the function __GI_____strtol_l_internal of the file strtol_l.c. Performing manipulation results in null pointer dereference. The attack is only possible with local access. The exploit has been released to the public and may be exploited.","status":"published","published":"2025-08-24T22:32:07Z","modified":"2025-08-25T16:49:00Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P","level":"medium"}],"updated_at":"2026-11-02T20:31:53.596813Z"}],"ghsa":[{"id":"GHSA-7p5p-5c63-6f3w","title":"A security flaw has been discovered in ckolivas lrzip up to 0.651. This impacts the function...","description":"A security flaw has been discovered in ckolivas lrzip up to 0.651. This impacts the function __GI_____strtol_l_internal of the file strtol_l.c. Performing manipulation results in null pointer dereference. The attack is only possible with local access. The exploit has been released to the public and may be exploited.","status":"published","published":"2025-08-25T00:31:14Z","modified":"2025-09-12T21:33:18Z","cvss":[{"version":"4.0","score":1.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low"},{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-404","CWE-476"],"updated_at":"2026-11-02T15:03:37.061484Z"}],"nvd":[{"id":"CVE-2025-9396","description":"A security flaw has been discovered in ckolivas lrzip up to 0.651. This impacts the function __GI_____strtol_l_internal of the file strtol_l.c. Performing manipulation results in null pointer dereference. The attack is only possible with local access. The exploit has been released to the public and may be exploited.","status":"published","published":"2025-08-24T23:15:36.327Z","modified":"2026-06-17T10:08:52.997Z","cvss":[{"version":"4.0","score":1.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low","assessor":"secondary"},{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":1.7,"vector":"AV:L/AC:L/Au:S/C:N/I:N/A:P","level":"low","assessor":"secondary"}],"cwes":["CWE-404","CWE-476"],"updated_at":"2026-11-02T14:11:25.261243Z"}],"osv":[{"id":"CVE-2025-9396","title":"ckolivas lrzip strtol_l.c __GI_____strtol_l_internal null pointer dereference","description":"A security flaw has been discovered in ckolivas lrzip up to 0.651. This impacts the function __GI_____strtol_l_internal of the file strtol_l.c. Performing manipulation results in null pointer dereference. The attack is only possible with local access. The exploit has been released to the public and may be exploited.","status":"published","published":"2025-08-24T22:32:07.835Z","modified":"2026-10-28T02:30:29.395862416Z","cvss":[{"version":"4.0","score":1.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P","level":"low"}],"cwes":["CWE-404","CWE-476"],"updated_at":"2026-11-02T15:44:53.490346Z"},{"id":"DEBIAN-CVE-2025-9396","description":"A security flaw has been discovered in ckolivas lrzip up to 0.651. This impacts the function __GI_____strtol_l_internal of the file strtol_l.c. Performing manipulation results in null pointer dereference. The attack is only possible with local access. The exploit has been released to the public and may be exploited.","status":"published","published":"2025-08-24T23:15:36.327Z","modified":"2026-09-01T20:05:59.246828423Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:48.440897Z"},{"id":"UBUNTU-CVE-2025-9396","description":"A security flaw has been discovered in ckolivas lrzip up to 0.651. This impacts the function __GI_____strtol_l_internal of the file strtol_l.c. Performing manipulation results in null pointer dereference. The attack is only possible with local access. The exploit has been released to the public and may be exploited.","status":"published","published":"2025-08-24T23:15:00Z","modified":"2026-10-17T12:59:39.181264485Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"4.0","score":1.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P","level":"low"}],"updated_at":"2026-11-02T16:55:55.926217Z"},{"id":"MGASA-2026-0292","title":"Updated lrzip package fixes security vulnerabilities","description":"The updated package fixes security vulnerabilities:\nckolivas lrzip stream.c lzma_decompress_buf use after free.\n(CVE-2025-15570)\nckolivas lrzip strtol_l.c __GI_____strtol_l_internal null pointer\ndereference. (CVE-2025-9396)\n","status":"published","published":"2026-07-24T03:58:12Z","modified":"2026-07-24T04:00:06.286068934Z","updated_at":"2026-11-02T15:49:43.795591Z"},{"id":"openSUSE-SU-2026:11093-1","title":"lrzip-0.660-1.1 on GA media","description":"These are all security issues fixed in the lrzip-0.660-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-06-22T00:00:00Z","modified":"2026-06-24T09:00:22.379227987Z","updated_at":"2026-11-02T16:58:38.95195Z"},{"id":"openSUSE-SU-2026:21179-1","title":"Security update for lrzip","description":"This update for lrzip fixes the following issues:\n\nChanges in lrzip:\n\n- Update to version 0.660:\n  * Do not clean up thread structures in decompression failure\n    conditions, fixing a use-after-free in lzma_decompress_buf() and a\n    NULL pointer dereference in ucompthread() on corrupt/malicious\n    archives (CVE-2025-15570, boo#1258016; CVE-2025-15571, boo#1258023)\n  * Handle -L given without a parameter, fixing a NULL pointer\n    dereference (CVE-2025-9396, boo#1248598)\n  * Add write bounds checking in libzpaq and sanity checks for\n    maliciously encoded headers and oversized allocations\n  * Various STDIO, portability and build fixes (OpenBSD support,\n    non-x86 zpaq, autoconf warnings); drop Doxygen doc build\n","status":"published","published":"2026-06-30T11:29:53Z","modified":"2026-07-02T18:24:18.175989238Z","updated_at":"2026-11-02T16:58:41.885092Z"}]}}