CVE-2026-80601
What it is
In the Linux kernel, the following vulnerability has been resolved: batman-adv: gw: acquire ethernet header only after skb realloc The pskb_may_pull() called by batadv_get_vid() could reallocate the buffer behind the skb. Variables which were pointing to the old buffer need to be reassigned to avoid an use-after-free.
At a glance
- Exploitability
- Can be exploited from the same network segment without logging in. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.4% chance of exploitation in the next 30 days (EPSS).
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.4% in the next 30 days (EPSS).
- Severity: 8.8 HIGH (CVSS).
- Fix: none linked yet, which raises it.
Details
- Published
- Last modified
- Exploit probability
- 0.4% · EPSS, next 30 days
- Record status
- Received
Attack profile CVSS 3.1 · 8.8
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2026-80601.md and follow it. Check whether this project is affected by CVE-2026-80601. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
References
- https://git.kernel.org/stable/c/2760b38222c8828b075802342fe3b91eb823d542
- https://git.kernel.org/stable/c/6c37f1166549c999ccd164b0cb6462d1ae68f8f6
- https://git.kernel.org/stable/c/77880a3be88d378d60cc1e8f8ec70430e2ed0518
- https://git.kernel.org/stable/c/916dac5f2944f63f07f7b501acbea6737dbbed0e
- https://git.kernel.org/stable/c/afac8096bde4948e3caa7e4dd733867cfbd3018e
- https://git.kernel.org/stable/c/b79884a5567bf788fb76c30832467cf6a56f3c0d
- https://git.kernel.org/stable/c/e3f4325e35dd6e76b80665f3510738ce34819753
- https://git.kernel.org/stable/c/e6b43acd34b219b807e65096ce207b087942779d