CVE-2024-42281

bpf: Fix a segment issue when downgrading gso_size

EPSS 0.2%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

17 Aug 2024Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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 · Linux

References

https://cert-portal.siemens.com/productcert/html/ssa-265688.html https://git.kernel.org/stable/c/11ec79f5c7f74261874744039bc1551023edd6b2 https://git.kernel.org/stable/c/a689f5eb13a90f892a088865478b3cd39f53d5dc https://git.kernel.org/stable/c/c3496314c53e7e82ddb544c825defc3e8c0e45cf https://git.kernel.org/stable/c/dda518dea60d556a2d171c0122ca7d9fdb7d473a https://git.kernel.org/stable/c/ec4eea14d75f7b0491194dd413f540dd19b8c733 https://git.kernel.org/stable/c/f6bb8c90cab97a3e03f8d30e3069efe6a742e0be https://git.kernel.org/stable/c/fa5ef655615a01533035c6139248c5b33aa27028 https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html