SB20240624113 - Resource management error in Linux kernel bridge
Published: June 24, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240624113
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource management error (CVE-ID: CVE-2024-27018)
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to resource management error within the nf_ct_bridge_pre() function in net/bridge/netfilter/nf_conntrack_bridge.c, within the br_nf_local_in() function in net/bridge/br_netfilter_hooks.c, within the br_netif_receive_skb(), br_pass_frame_up(), br_handle_frame_finish() and br_handle_frame() functions in net/bridge/br_input.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/dceb683ab87ca3666a9bb5c0158528b646faedc4
- https://git.kernel.org/stable/c/b13db0d16bc7b2a52abcf5cb71334f63faa5dbd6
- https://git.kernel.org/stable/c/3f59ac29dea0921637053908fe99268d157bbb9d
- https://git.kernel.org/stable/c/43193174510ea4f3ce09b796e559a2fd9f148615
- https://git.kernel.org/stable/c/751de2012eafa4d46d8081056761fa0e9cc8a178
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.157
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.88
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.29