#VU104985 Out-of-bounds read in Linux kernel - CVE-2024-57982

Vulnerability identifier: #VU104985

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-57982

CWE-ID: CWE-125

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the xfrm_state_deref_prot(), xfrm_dst_hash(), xfrm_src_hash(), xfrm_spi_hash(), xfrm_init_tempstate(), __xfrm_state_lookup_all(), xfrm_input_state_lookup(), EXPORT_SYMBOL(), __xfrm_state_lookup_byaddr(), xfrm_state_find(), xfrm_state_lookup() and xfrm_state_lookup_byaddr() functions in net/xfrm/xfrm_state.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.12 - 6.12.12, 6.13 - 6.13.1

---

External links
https://git.kernel.org/stable/c/a16871c7832ea6435abb6e0b58289ae7dcb7e4fc
https://git.kernel.org/stable/c/dd4c2a174994238d55ab54da2545543d36f4e0d0
https://git.kernel.org/stable/c/e952837f3ddb0ff726d5b582aa1aad9aa38d024d
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.13
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.2
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14

---

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?