VulnerabilityAnalyzed
CVE-2021-47538
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…
MEDIUM 5.5EPSS 0.24%
Does this matter?
Lower severity and a low EPSS score (0.24%). Track it; it rarely justifies an emergency change on its own.
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 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.24% probability · 15th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-401
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.