CVE-2021-47538

rxrpc: Fix rxrpc_local leak in rxrpc_lookup_peer()

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

24 May 2024Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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]

Affected products

Linux · Linux

References

https://git.kernel.org/stable/c/3e70e3a72d80b16094faccbe438cd53761c3503a https://git.kernel.org/stable/c/60f0b9c42cb80833a03ca57c1c8b078d716e71d1 https://git.kernel.org/stable/c/913c24af2d13a3fd304462916ee98e298d56bdce https://git.kernel.org/stable/c/9469273e616ca8f1b6e3773c5019f21b4c8d828c https://git.kernel.org/stable/c/beacff50edbd6c9659a6f15fc7f6126909fade29