CVE-2023-53365
kernel: ip6mr: Fix skb_under_panic in ip6mr_cache_report()
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 17, 2025
Updated · November 1, 2026
Description
A buffer underwrite vulnerability exists in the linux kernel in the function skb_under_panic in ip6mr_cache_report(), leading to an attacker, via crafting a payload, could result in damage to system availability and integrity.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 7CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-124 · Buffer Underwrite