bpf: Fix a segment issue when downgrading gso_size
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.2%
exploitation probability
0.2%top 87% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
bpf: Fix a segment issue when downgrading gso_size
Linearize the skb when downgrading gso_size because it may trigger a
BUG_ON() later when the skb is segmented as described in [1,2].
Affected products
Linux · LinuxReferences
https://cert-portal.siemens.com/productcert/html/ssa-265688.htmlhttps://git.kernel.org/stable/c/11ec79f5c7f74261874744039bc1551023edd6b2https://git.kernel.org/stable/c/a689f5eb13a90f892a088865478b3cd39f53d5dchttps://git.kernel.org/stable/c/c3496314c53e7e82ddb544c825defc3e8c0e45cfhttps://git.kernel.org/stable/c/dda518dea60d556a2d171c0122ca7d9fdb7d473ahttps://git.kernel.org/stable/c/ec4eea14d75f7b0491194dd413f540dd19b8c733https://git.kernel.org/stable/c/f6bb8c90cab97a3e03f8d30e3069efe6a742e0behttps://git.kernel.org/stable/c/fa5ef655615a01533035c6139248c5b33aa27028https://lists.debian.org/debian-lts-announce/2024/10/msg00003.htmlhttps://lists.debian.org/debian-lts-announce/2025/01/msg00001.html