SB20241230217 - Double free in Linux kernel 9p
Published: December 30, 2024 Updated: May 11, 2025
Security Bulletin ID
SB20241230217
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) Double free (CVE-ID: CVE-2024-56704)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a double free error within the xen_9pfs_front_free() function in net/9p/trans_xen.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/2bb3ee1bf237557daea1d58007d2e1d4a6502ccf
- https://git.kernel.org/stable/c/4950408793b118cb8075bcee1f033b543fb719fa
- https://git.kernel.org/stable/c/530bc9f03a102fac95b07cda513bfc16ff69e0ee
- https://git.kernel.org/stable/c/692eb06703afc3e24d889d77e94a0e20229f6a4a
- https://git.kernel.org/stable/c/7f5a2ed5c1810661e6b03f5a4ebf17682cdea850
- https://git.kernel.org/stable/c/b9e26059664bd9ebc64a0e8f5216266fc9f84265
- https://git.kernel.org/stable/c/d74b4b297097bd361b8a9abfde9b521ff464ea9c
- https://git.kernel.org/stable/c/d888f5f5d76b2722c267e6bdf51d445d60647b7b
- https://git.kernel.org/stable/c/e43c608f40c065b30964f0a806348062991b802d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.325
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.231
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.174
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.287
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.120
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.64