SB20250226467 - NULL pointer dereference in Linux kernel arm mach-davinci
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226467
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) NULL pointer dereference (CVE-ID: CVE-2021-47631)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the da850_evm_config_emac() function in arch/arm/mach-davinci/board-da850-evm.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/0940795c6834fbe7705acc5c3d4b2f7a5f67527a
- https://git.kernel.org/stable/c/0a312ec66a03133d28570f07bc52749ccfef54da
- https://git.kernel.org/stable/c/83a1cde5c74bfb44b49cb2a940d044bb2380f4ea
- https://git.kernel.org/stable/c/89931d4762572aaee6edbe5673d41f8082de110f
- https://git.kernel.org/stable/c/a12b356d45cbb6e8a1b718d1436b3d6239a862f3
- https://git.kernel.org/stable/c/c06f476e5b74bcabb8c4a2fba55864a37e62843b
- https://git.kernel.org/stable/c/c5628533a3ece64235d04fe11ec44d2be99e423d
- https://git.kernel.org/stable/c/c64e2ed5cc376e137e572babfd2edc38b2cfb61b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.239