Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_queue: fix possible use-after-free Eric Dumazet says: The sock_hold() side seems suspect, because there is no guarantee that sk_refcnt is not already 0. On failure, we cannot queue the packet and need to indicate an error. The packet will be dropped by the caller. v2: split skb prefetch hunk into separate change
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 2.6.29, < 4.9.305 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/21b27b2baa27423286e9b8d3f0b194d587083d95Patch
- https://git.kernel.org/stable/c/34dc4a6a7f261736ef7183868a5bddad31c7f9e3Patch
- https://git.kernel.org/stable/c/43c25da41e3091b31a906651a43e80a2719aa1ffPatch
- https://git.kernel.org/stable/c/4d05239203fa38ea8a6f31e228460da4cb17a71aPatch
- https://git.kernel.org/stable/c/c3873070247d9e3c7a6b0cf9bf9b45e8018427b1Patch
- https://git.kernel.org/stable/c/dcc3cb920bf7ba66ac5e9272293a9ba5f80917eePatch
- https://git.kernel.org/stable/c/dd648bd1b33a828f62befa696b206c688da0ec43Patch
- https://git.kernel.org/stable/c/ef97921ccdc243170fcef857ba2a17cf697aece5Patch
FAQ
What is CVE-2022-48911?
CVE-2022-48911 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_queue: fix possible use-after-free Eric Dumazet says: The sock_hold() side seems suspect, because there is no guar...
How severe is CVE-2022-48911?
CVE-2022-48911 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-48911?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.