{"id":"CVE-2026-108985","aliases":["AZL-107960","BELL-CVE-2026-108985","DEBIAN-CVE-2026-108985","EUVD-2026-97165","GHSA-vhww-3hg5-5f37","OESA-2026-4730","OESA-2026-4731","UBUNTU-CVE-2026-108985","USN-9008-1","openSUSE-SU-2026:12400-1"],"status":"published","title":"ZDR decoding in libnfs through 6.0.2 before 7613236 has an out-of-bounds write related to lib...","description":"ZDR decoding in libnfs through 6.0.2 before 7613236 has an out-of-bounds write related to lib/libnfs-zdr.c with libnfs_zdr_bytes(), libnfs_zdr_string(), and libnfs_zdr_array(). The caller-supplied maxsize value is not honored.","severity":{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00177,"percentile":0.0737,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2026-10-12T03:00:30Z","modified":"2026-11-10T02:58:35Z","fixes":[{"ecosystem":"Azure Linux:3","package":"libnfs","fixed_in":["5.0.2-3"],"sources":["osv"]},{"ecosystem":"openEuler:24.03-LTS-SP3","package":"libnfs","fixed_in":["5.0.2-4.oe2403sp3"],"sources":["osv"]},{"ecosystem":"openEuler:24.03-LTS-SP1","package":"libnfs","fixed_in":["5.0.2-4.oe2403sp1"],"sources":["osv"]},{"ecosystem":"Ubuntu:22.04:LTS","package":"libnfs","fixed_in":["4.0.0-1ubuntu0.2"],"sources":["osv"]},{"ecosystem":"Ubuntu:24.04:LTS","package":"libnfs","fixed_in":["5.0.2-1ubuntu0.24.04.2"],"sources":["osv"]},{"ecosystem":"Ubuntu:26.10","package":"libnfs","fixed_in":["5.0.2-1ubuntu3.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:26.04:LTS","package":"libnfs","fixed_in":["5.0.2-1ubuntu1.2"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"libnfs","fixed_in":["6.0.2-2.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Azure Linux:3","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-3"}]}]},{"source":"osv","ecosystem":"Alpaquita:23","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.0.2-r0"}]}]},{"source":"osv","ecosystem":"Alpaquita:25","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.0.3-r0"}]}]},{"source":"osv","ecosystem":"Alpaquita:stream","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.0.2-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.0.0-1","4.0.0-1+deb12u1","5.0.2-1","5.0.2-1.1","5.0.2-1~exp1"]},{"source":"osv","ecosystem":"Debian:13","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.0.2-1","5.0.2-1+deb13u1","5.0.2-1.1"]},{"source":"osv","ecosystem":"Debian:14","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.0.2-1","5.0.2-1.1"]},{"source":"osv","ecosystem":"openEuler:24.03-LTS-SP3","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-4.oe2403sp3"}]}]},{"source":"osv","ecosystem":"openEuler:24.03-LTS-SP1","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-4.oe2403sp1"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.9.7-2","1.9.8-1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.11.0-2","1.11.0-3","2.0.0-1~exp1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0.0-2ubuntu1","4.0.0-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-1ubuntu0.2"}]}],"versions":["4.0.0-1","4.0.0-1build1","4.0.0-1build2","4.0.0-1ubuntu0.1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-1ubuntu0.24.04.2"}]}],"versions":["4.0.0-1build2","5.0.2-1","5.0.2-1build1","5.0.2-1ubuntu0.24.04.1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-1ubuntu3.1"}]}],"versions":["5.0.2-1ubuntu1","5.0.2-1ubuntu2","5.0.2-1ubuntu3"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-1ubuntu1.2"}]}],"versions":["5.0.2-1build1","5.0.2-1build2","5.0.2-1ubuntu1","5.0.2-1ubuntu1.1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-1ubuntu0.2"}]}],"versions":["4.0.0-1","4.0.0-1build1","4.0.0-1build2","4.0.0-1ubuntu0.1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-1ubuntu0.24.04.2"}]}],"versions":["4.0.0-1build2","5.0.2-1","5.0.2-1build1","5.0.2-1ubuntu0.24.04.1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-1ubuntu3.1"}]}],"versions":["5.0.2-1ubuntu1","5.0.2-1ubuntu2","5.0.2-1ubuntu3"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-1ubuntu1.2"}]}],"versions":["5.0.2-1build1","5.0.2-1build2","5.0.2-1ubuntu1","5.0.2-1ubuntu1.1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"libnfs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.2-2.1"}]}]}],"products":[{"vendor":"sahlberg","product":"libnfs"}],"references":[{"url":"https://github.com/sahlberg/libnfs/commit/7613236464317bee2d9636f087f995148de4db27","tags":["patch","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-108985","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-vhww-3hg5-5f37"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2026-108985","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108985.json","tags":["advisory"]},{"url":"https://github.com/sahlberg/libnfs","tags":["package"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-108985","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-4730","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-4731","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-108985","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-108985","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-9008-1","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-108985","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-108985","description":"ZDR decoding in libnfs through 6.0.2 before 7613236 has an out-of-bounds write related to lib/libnfs-zdr.c with libnfs_zdr_bytes(), libnfs_zdr_string(), and libnfs_zdr_array(). The caller-supplied maxsize value is not honored.","status":"published","published":"2026-10-12T03:00:30.33Z","modified":"2026-10-13T14:24:30.105Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:20:10.510075Z"}],"euvd":[{"id":"EUVD-2026-97165","description":"ZDR decoding in libnfs through 6.0.2 before 7613236 has an out-of-bounds write related to lib/libnfs-zdr.c with libnfs_zdr_bytes(), libnfs_zdr_string(), and libnfs_zdr_array(). The caller-supplied maxsize value is not honored.","status":"published","published":"2026-10-12T03:00:30Z","modified":"2026-10-13T14:24:30Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T17:27:20.758283Z"}],"ghsa":[{"id":"GHSA-vhww-3hg5-5f37","title":"ZDR decoding in libnfs through 6.0.2 before 7613236 has an out-of-bounds write related to lib...","description":"ZDR decoding in libnfs through 6.0.2 before 7613236 has an out-of-bounds write related to lib/libnfs-zdr.c with libnfs_zdr_bytes(), libnfs_zdr_string(), and libnfs_zdr_array(). The caller-supplied maxsize value is not honored.","status":"published","published":"2026-10-12T03:32:56Z","modified":"2026-10-12T03:32:57Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:13:05.239643Z"}],"nvd":[{"id":"CVE-2026-108985","description":"ZDR decoding in libnfs through 6.0.2 before 7613236 has an out-of-bounds write related to lib/libnfs-zdr.c with libnfs_zdr_bytes(), libnfs_zdr_string(), and libnfs_zdr_array(). The caller-supplied maxsize value is not honored.","status":"published","published":"2026-10-12T03:17:18.837Z","modified":"2026-10-16T19:56:15.773Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:12:56.310333Z"}],"osv":[{"id":"BELL-CVE-2026-108985","status":"published","published":"2026-10-15T06:08:07.505055Z","modified":"2026-10-17T07:15:03.933966382Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T15:28:23.037038Z"},{"id":"CVE-2026-108985","description":"ZDR decoding in libnfs through 6.0.2 before 7613236 has an out-of-bounds write related to lib/libnfs-zdr.c with libnfs_zdr_bytes(), libnfs_zdr_string(), and libnfs_zdr_array(). The caller-supplied maxsize value is not honored.","status":"published","published":"2026-10-12T03:00:30.33Z","modified":"2026-11-04T17:27:19.373855716Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-04T17:42:26.866288Z"},{"id":"DEBIAN-CVE-2026-108985","description":"ZDR decoding in libnfs through 6.0.2 before 7613236 has an out-of-bounds write related to lib/libnfs-zdr.c with libnfs_zdr_bytes(), libnfs_zdr_string(), and libnfs_zdr_array(). The caller-supplied maxsize value is not honored.","status":"published","published":"2026-10-12T03:17:18.837Z","modified":"2026-10-23T17:47:41.553997063Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:49.381767Z"},{"id":"OESA-2026-4730","title":"libnfs security update","description":"Package contains a library of functions for accessing NFSv2 and NFSv3 servers from user space. It provides a low-level,asynchronous RPC library for accessing NFS protocols, an asynchronous library with POSIX-like VFS functions,and a synchronous library with POSIX-like VFS functions.\r\n\r\nSecurity Fix(es):\n\nZDR decoding in libnfs through 6.0.2 before 7613236 has an out-of-bounds write related to lib/libnfs-zdr.c with libnfs_zdr_bytes(), libnfs_zdr_string(), and libnfs_zdr_array(). The caller-supplied maxsize value is not honored.(CVE-2026-108985)","status":"published","published":"2026-11-04T13:55:00Z","modified":"2026-11-04T14:00:07.480640704Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"updated_at":"2026-11-04T14:10:46.921518Z"},{"id":"OESA-2026-4731","title":"libnfs security update","description":"Package contains a library of functions for accessing NFSv2 and NFSv3 servers from user space. It provides a low-level,asynchronous RPC library for accessing NFS protocols, an asynchronous library with POSIX-like VFS functions,and a synchronous library with POSIX-like VFS functions.\r\n\r\nSecurity Fix(es):\n\nZDR decoding in libnfs through 6.0.2 before 7613236 has an out-of-bounds write related to lib/libnfs-zdr.c with libnfs_zdr_bytes(), libnfs_zdr_string(), and libnfs_zdr_array(). The caller-supplied maxsize value is not honored.(CVE-2026-108985)","status":"published","published":"2026-11-04T13:55:01Z","modified":"2026-11-04T14:00:07.482461479Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"updated_at":"2026-11-04T14:10:46.921518Z"},{"id":"UBUNTU-CVE-2026-108985","description":"ZDR decoding in libnfs through 6.0.2 before 7613236 has an out-of-bounds write related to lib/libnfs-zdr.c with libnfs_zdr_bytes(), libnfs_zdr_string(), and libnfs_zdr_array(). The caller-supplied maxsize value is not honored.","status":"published","published":"2026-10-12T03:17:00Z","modified":"2026-11-09T19:15:16.339735409Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"updated_at":"2026-11-09T19:38:09.278998Z"},{"id":"AZL-107960","title":"CVE-2026-108985 affecting package libnfs for versions less than 5.0.2-3","description":"ZDR decoding in libnfs through 6.0.2 before 7613236 has an out-of-bounds write related to lib/libnfs-zdr.c with libnfs_zdr_bytes(), libnfs_zdr_string(), and libnfs_zdr_array(). The caller-supplied maxsize value is not honored.","status":"published","published":"2026-10-12T03:17:18Z","modified":"2026-11-06T14:16:43.078213946Z","updated_at":"2026-11-06T14:57:15.495576Z"},{"id":"openSUSE-SU-2026:12400-1","title":"libnfs-devel-6.0.2-2.1 on GA media","description":"These are all security issues fixed in the libnfs-devel-6.0.2-2.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-11-03T00:00:00Z","modified":"2026-11-04T17:23:21.442533033Z","updated_at":"2026-11-04T17:43:22.558805Z"},{"id":"USN-9008-1","title":"libnfs vulnerability","description":"It was discovered that libnfs did not properly enforce the maximum\nsize bound during ZDR decoding, resulting in an out-of-bounds write.\nAn attacker could possibly use this issue to cause libnfs to crash,\nresulting in a denial of service, or execute arbitrary code.","status":"published","published":"2026-11-09T13:29:36Z","modified":"2026-11-10T02:58:35.806527797Z","updated_at":"2026-11-10T03:21:46.325253Z"}]}}