Memory Leak Affecting kernel-core package, versions *
Threat Intelligence
EPSS
0.05% (17th
percentile)
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Test your applications- Snyk ID SNYK-RHEL9-KERNELCORE-7123475
- published 27 May 2024
- disclosed 24 May 2024
Introduced: 24 May 2024
CVE-2021-47538 Open this link in a new tabHow to fix?
There is no fixed version for RHEL:9 kernel-core.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-core package and not the kernel-core package as distributed by RHEL.
See How to fix? for RHEL:9 relevant fixed versions and status.
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]
References
- https://access.redhat.com/security/cve/CVE-2021-47538
- 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
CVSS Scores
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