{"id":"CVE-2025-5745","aliases":["DEBIAN-CVE-2025-5745","EUVD-2025-17018","GHSA-7qrf-49g7-25m2","UBUNTU-CVE-2025-5745","USN-7634-1","openSUSE-SU-2025:15222-1"],"status":"published","title":"The strncmp implementation optimized for the Power10 processor in the GNU C Library version 2.40...","description":"The strncmp implementation optimized for the Power10 processor in the GNU C Library version 2.40 and later writes to vector registers v20 to v31 without saving contents from the caller (those registers are defined as non-volatile registers by the powerpc64le ABI), resulting in overwriting of its contents and potentially altering control flow of the caller, or leaking the input strings to the function to other parts of the program.","severity":{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00265,"percentile":0.1855,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-665"],"published":"2025-06-05T19:20:23Z","modified":"2026-09-01T20:05:54Z","fixes":[{"ecosystem":"Debian:13","package":"glibc","fixed_in":["2.41-9"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"glibc","fixed_in":["2.41-9"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:13","package":"glibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.41-9"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"glibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.41-9"}]}]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"glibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.39-0ubuntu8.5"}]}],"versions":["2.38-1ubuntu6","2.38-3ubuntu1","2.39-0ubuntu1","2.39-0ubuntu2","2.39-0ubuntu6","2.39-0ubuntu8","2.39-0ubuntu8.1","2.39-0ubuntu8.2","2.39-0ubuntu8.3","2.39-0ubuntu8.4"],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"glibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.41-3.1"}]}],"bundled":2}],"products":[{"vendor":"gnu","product":"glibc"},{"vendor":"the gnu c library","product":"glibc"}],"references":[{"url":"https://sourceware.org/bugzilla/show_bug.cgi?id=33060","tags":["Issue Tracking","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-5745"},{"url":"https://github.com/advisories/GHSA-7qrf-49g7-25m2"},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-5745","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-5745","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-5745","tags":["report"]},{"url":"https://sourceware.org/pipermail/libc-alpha/2025-June/167405.html","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-7634-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-5702","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2025-4802","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-5745","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2025-5745","description":"The strncmp implementation optimized for the Power10 processor in the GNU C Library version 2.40 and later writes to vector registers v20 to v31 without saving contents from the caller (those registers are defined as non-volatile registers by the powerpc64le ABI), resulting in overwriting of its contents and potentially altering control flow of the caller, or leaking the input strings to the function to other parts of the program.","status":"published","published":"2025-06-05T19:20:23.405Z","modified":"2025-06-05T20:13:51.068Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"adp"}],"cwes":["CWE-665"],"updated_at":"2026-11-02T14:32:29.97618Z"}],"euvd":[{"id":"EUVD-2025-17018","description":"The strncmp implementation optimized for the Power10 processor in the GNU C Library version 2.40 and later writes to vector registers v20 to v31 without saving contents from the caller (those registers are defined as non-volatile registers by the powerpc64le ABI), resulting in overwriting of its contents and potentially altering control flow of the caller, or leaking the input strings to the function to other parts of the program.","status":"published","published":"2025-06-05T19:20:23Z","modified":"2025-06-05T20:13:51Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T20:32:28.636987Z"}],"ghsa":[{"id":"GHSA-7qrf-49g7-25m2","title":"The strncmp implementation optimized for the Power10 processor in the GNU C Library version 2.40...","description":"The strncmp implementation optimized for the Power10 processor in the GNU C Library version 2.40 and later writes to vector registers v20 to v31 without saving contents from the caller (those registers are defined as non-volatile registers by the powerpc64le ABI), resulting in overwriting of its contents and potentially altering control flow of the caller, or leaking the input strings to the function to other parts of the program.","status":"published","published":"2025-06-05T21:30:56Z","modified":"2025-06-05T21:30:57Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-665"],"updated_at":"2026-11-02T15:02:35.070764Z"}],"nvd":[{"id":"CVE-2025-5745","description":"The strncmp implementation optimized for the Power10 processor in the GNU C Library version 2.40 and later writes to vector registers v20 to v31 without saving contents from the caller (those registers are defined as non-volatile registers by the powerpc64le ABI), resulting in overwriting of its contents and potentially altering control flow of the caller, or leaking the input strings to the function to other parts of the program.","status":"published","published":"2025-06-05T20:15:27.377Z","modified":"2026-06-17T09:48:40.597Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-665"],"updated_at":"2026-11-02T14:11:10.8732Z"}],"osv":[{"id":"CVE-2025-5745","description":"The strncmp implementation optimized for the Power10 processor in the GNU C Library version 2.40 and later writes to vector registers v20 to v31 without saving contents from the caller (those registers are defined as non-volatile registers by the powerpc64le ABI), resulting in overwriting of its contents and potentially altering control flow of the caller, or leaking the input strings to the function to other parts of the program.","status":"published","published":"2025-06-05T20:15:27.377Z","modified":"2026-04-10T05:31:06.603742Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T15:44:51.190588Z"},{"id":"DEBIAN-CVE-2025-5745","description":"The strncmp implementation optimized for the Power10 processor in the GNU C Library version 2.40 and later writes to vector registers v20 to v31 without saving contents from the caller (those registers are defined as non-volatile registers by the powerpc64le ABI), resulting in overwriting of its contents and potentially altering control flow of the caller, or leaking the input strings to the function to other parts of the program.","status":"published","published":"2025-06-05T20:15:27.377Z","modified":"2026-09-01T20:05:54.502737112Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T15:45:47.697959Z"},{"id":"UBUNTU-CVE-2025-5745","description":"The strncmp implementation optimized for the Power10 processor in the GNU C Library version 2.40 and later writes to vector registers v20 to v31 without saving contents from the caller (those registers are defined as non-volatile registers by the powerpc64le ABI), resulting in overwriting of its contents and potentially altering control flow of the caller, or leaking the input strings to the function to other parts of the program.","status":"withdrawn","published":"2025-06-05T20:15:00Z","modified":"2026-02-04T02:21:47.466453Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T16:55:50.817402Z"},{"id":"openSUSE-SU-2025:15222-1","title":"glibc-2.41-3.1 on GA media","description":"These are all security issues fixed in the glibc-2.41-3.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2025-07-03T00:00:00Z","modified":"2026-03-23T04:53:30.744357Z","updated_at":"2026-11-02T16:58:37.399567Z"},{"id":"USN-7634-1","title":"glibc vulnerabilities","description":"It was discovered that the GNU C Library incorrectly handled the strcmp\nimplementation optimized for Power10 processors. This could cause\napplications to crash, compute wrong results, or leak confidential\ninformation. (CVE-2025-5702)\n\nIt was discovered that the GNU C Library incorrectly handled the strncmp\nimplementation optimized for Power10 processors. This could cause\napplications to crash, compute wrong results, or leak confidential\ninformation. This issue only affected Ubuntu 25.04. (CVE-2025-5745)","status":"published","published":"2025-07-14T12:13:53Z","modified":"2026-04-22T11:00:26.194045Z","updated_at":"2026-11-02T16:58:19.988474Z"}]}}