SB2025022651 - Memory leak in Linux kernel brcm80211 brcmfmac driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025022651
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-2022-49263)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the brcmf_pcie_setup() function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.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/0347bdfdb1529994ac3a4cb425087c477a74eb2c
- https://git.kernel.org/stable/c/4e0b507597e1a86e9b4c056ab274c427223cf8ea
- https://git.kernel.org/stable/c/5e90f0f3ead014867dade7a22f93958119f5efab
- https://git.kernel.org/stable/c/a88337a06966f2d733ad9a97714b874469133f14
- https://git.kernel.org/stable/c/d0ab87f8dcdfe72dc1d763be3392c1fc51a1ace2
- https://git.kernel.org/stable/c/f3820ddaf4f3ac80c7401ccc6a42e663c9317f31
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.110