{"id":"CVE-2026-80601","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: gw: acquire ethernet header only after skb realloc\n\nThe pskb_may_pull() called by batadv_get_vid() could reallocate the buffer\nbehind the skb","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: gw: acquire ethernet header only after skb realloc\n\nThe pskb_may_pull() called by batadv_get_vid() could reallocate the buffer\nbehind the skb. Variables whi…","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","vendor":"Linux","product":"Linux","affected":["Linux >= 6c413b1c22a2c4ef324f1c6f2c282f1ca10a93b9 < 2760b38222c8828b075802342fe3b91eb823d542","Linux >= 6c413b1c22a2c4ef324f1c6f2c282f1ca10a93b9 < 6c37f1166549c999ccd164b0cb6462d1ae68f8f6","Linux >= 6c413b1c22a2c4ef324f1c6f2c282f1ca10a93b9 < b79884a5567bf788fb76c30832467cf6a56f3c0d","Linux >= 6c413b1c22a2c4ef324f1c6f2c282f1ca10a93b9 < afac8096bde4948e3caa7e4dd733867cfbd3018e","Linux >= 6c413b1c22a2c4ef324f1c6f2c282f1ca10a93b9 < e3f4325e35dd6e76b80665f3510738ce34819753","Linux >= 6c413b1c22a2c4ef324f1c6f2c282f1ca10a93b9 < e6b43acd34b219b807e65096ce207b087942779d","Linux >= 6c413b1c22a2c4ef324f1c6f2c282f1ca10a93b9 < 916dac5f2944f63f07f7b501acbea6737dbbed0e","Linux >= 6c413b1c22a2c4ef324f1c6f2c282f1ca10a93b9 < 77880a3be88d378d60cc1e8f8ec70430e2ed0518","Linux 3.14"],"published":"2026-08-28","updated":"2026-10-16","sourceUpdated":"2026-10-16T20:18:03.123","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-80601","references":[{"url":"https://git.kernel.org/stable/c/2760b38222c8828b075802342fe3b91eb823d542","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6c37f1166549c999ccd164b0cb6462d1ae68f8f6","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/77880a3be88d378d60cc1e8f8ec70430e2ed0518","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/916dac5f2944f63f07f7b501acbea6737dbbed0e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/afac8096bde4948e3caa7e4dd733867cfbd3018e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b79884a5567bf788fb76c30832467cf6a56f3c0d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e3f4325e35dd6e76b80665f3510738ce34819753","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e6b43acd34b219b807e65096ce207b087942779d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"epss":0.004,"epssPercentile":0.34129,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-16T19:18:26.470737Z"},"ingestedAt":"2026-08-29T21:42:37.055Z","slug":"CVE-2026-80601","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: gw: acquire ethernet header only after skb realloc\n\nThe pskb_may_pull() called by batadv_get_vid() could reallocate the buffer\nbehind the skb. Variables which were pointing to the old buffer need to be\nreassigned to avoid an use-after-free.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}