{"id":"CVE-2024-26855","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ice: Fix potential NULL pointer dereference in ice_bridge_setlink()\n\nThe function ice_bridge_setlink() may encounter a NULL pointer dereference\nif nlmsg_find_attr(…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ice: Fix potential NULL pointer dereference in ice_bridge_setlink()\n\nThe function ice_bridge_setlink() may encounter a NULL pointer dereference\nif nlmsg_find_attr(…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-476"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 4.20, < 5.4.272","linux_kernel >= 5.5, < 5.10.213","linux_kernel >= 5.11, < 5.15.152","linux_kernel >= 5.16, < 6.1.82","linux_kernel >= 6.2, < 6.6.22","linux_kernel >= 6.7, < 6.7.10","linux_kernel = 6.8","debian_linux = 10.0"],"patched":["linux_kernel 6.7.10"],"published":"2024-04-17","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:17:25.970","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-26855","references":[{"url":"https://git.kernel.org/stable/c/06e456a05d669ca30b224b8ed962421770c1496c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/0e296067ae0d74a10b4933601f9aa9f0ec8f157f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/1a770927dc1d642b22417c3e668c871689fc58b3","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/37fe99016b12d32100ce670216816dba6c48b309","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8d95465d9a424200485792858c5b3be54658ce19","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/afdd29726a6de4ba27cd15590661424c888dc596","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d9fefc51133107e59d192d773be86c1150cfeebb","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/06e456a05d669ca30b224b8ed962421770c1496c","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/0e296067ae0d74a10b4933601f9aa9f0ec8f157f","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/1a770927dc1d642b22417c3e668c871689fc58b3","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/37fe99016b12d32100ce670216816dba6c48b309","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/8d95465d9a424200485792858c5b3be54658ce19","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/afdd29726a6de4ba27cd15590661424c888dc596","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/d9fefc51133107e59d192d773be86c1150cfeebb","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.0025,"epssPercentile":0.16255,"ingestedAt":"2026-10-15T03:30:12.652Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-04-23T14:02:40.817976Z"},"slug":"CVE-2024-26855","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nnet: ice: Fix potential NULL pointer dereference in ice_bridge_setlink()\n\nThe function ice_bridge_setlink() may encounter a NULL pointer dereference\nif nlmsg_find_attr() returns NULL and br_spec is dereferenced subsequently\nin nla_for_each_nested(). To address this issue, add a check to ensure that\nbr_spec is not NULL before proceeding with the nested attribute iteration.\n\n## Affected\n\n- `linux_kernel >= 4.20, < 5.4.272`\n- `linux_kernel >= 5.5, < 5.10.213`\n- `linux_kernel >= 5.11, < 5.15.152`\n- `linux_kernel >= 5.16, < 6.1.82`\n- `linux_kernel >= 6.2, < 6.6.22`\n- `linux_kernel >= 6.7, < 6.7.10`\n- `linux_kernel = 6.8`\n- `debian_linux = 10.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.7.10`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}