SB2024053029 - Memory leak in Linux kernel nfpcore
Published: May 30, 2024 Updated: May 14, 2025
Security Bulletin ID
SB2024053029
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2021-47516)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the nfp_cpp_area_cache_add() function in drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/3e93abcdcec0436fbf0b6a88ae806902426895a2
- https://git.kernel.org/stable/c/eb51f639ef3fd5498b7def290ed8681b6aadd9a7
- https://git.kernel.org/stable/c/2e0e072e62fdaf7816220af08e05c020f0fcb77a
- https://git.kernel.org/stable/c/484069b5de9d223cc1c64c6f80389a99cfef51f1
- https://git.kernel.org/stable/c/f707820c09239d6f67699d9b2ff57863cc7905b0
- https://git.kernel.org/stable/c/c56c96303e9289cc34716b1179597b6f470833de
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.258
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.221
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.85
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.165