#VU119717 Out-of-bounds read in Linux kernel - CVE-2023-53782
Published: December 10, 2025 / Updated: December 12, 2025
Vulnerability identifier: #VU119717
Vulnerability risk: Low
CVSSv4.0: 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-2023-53782
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
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 dccp_v6_init_sequence() and dccp_v6_err() functions in net/dccp/ipv6.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/177212bf6dc1ff2d13d0409cddc5c9e81feec63d
- https://git.kernel.org/stable/c/3533e10272555c422a7d51ebc0ce8c483429f7f2
- https://git.kernel.org/stable/c/4b8a938e329ae4eb54b73b0c87b5170607b038a8
- https://git.kernel.org/stable/c/6ecf09699eb1554299aa1e7fd13e9e80f656c2f9
- https://git.kernel.org/stable/c/7a7dd70cb954d3efa706a429687ded88c02496fa
- https://git.kernel.org/stable/c/977ad86c2a1bcaf58f01ab98df5cc145083c489c
- https://git.kernel.org/stable/c/d8171411a661253e6271fa10b65b46daf1b6471c
- https://git.kernel.org/stable/c/ec620c34f5fa5d055f9f6136a387755db6157712
- https://git.kernel.org/stable/c/f8a7f10a1dccf9868ff09342a73dce27501b86df
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.53