Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix rxrpc_local leak in rxrpc_lookup_peer() Need to call rxrpc_put_local() for peer candidate before kfree() as it holds a ref to rxrpc_local. [DH: v2: Changed to abstract the peer freeing code out into a function]
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.19.82, < 4.19.220 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/3e70e3a72d80b16094faccbe438cd53761c3503aPatch
- https://git.kernel.org/stable/c/60f0b9c42cb80833a03ca57c1c8b078d716e71d1Patch
- https://git.kernel.org/stable/c/913c24af2d13a3fd304462916ee98e298d56bdcePatch
- https://git.kernel.org/stable/c/9469273e616ca8f1b6e3773c5019f21b4c8d828cPatch
- https://git.kernel.org/stable/c/beacff50edbd6c9659a6f15fc7f6126909fade29Patch
- https://git.kernel.org/stable/c/3e70e3a72d80b16094faccbe438cd53761c3503aPatch
- https://git.kernel.org/stable/c/60f0b9c42cb80833a03ca57c1c8b078d716e71d1Patch
- https://git.kernel.org/stable/c/913c24af2d13a3fd304462916ee98e298d56bdcePatch
- https://git.kernel.org/stable/c/9469273e616ca8f1b6e3773c5019f21b4c8d828cPatch
- https://git.kernel.org/stable/c/beacff50edbd6c9659a6f15fc7f6126909fade29Patch
FAQ
What is CVE-2021-47538?
CVE-2021-47538 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix rxrpc_local leak in rxrpc_lookup_peer() Need to call rxrpc_put_local() for peer candidate before kfree() as it holds a ...
How severe is CVE-2021-47538?
CVE-2021-47538 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-2021-47538?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.