A memory leak flaw was found in nft_set_catchall_flush in net/netfilter/nf_tables_api.c in the Linux Kernel. This issue may allow a local attacker to cause double-deactivations of catchall elements, which can result in a memory leak.
https://www.debian.org/security/2023/dsa-5492
https://bugzilla.redhat.com/show_bug.cgi?id=2235470
https://access.redhat.com/security/cve/CVE-2023-4569
https://patchwork.ozlabs.org/project/netfilter-devel/patch/[email protected]/
Source: Mitre, NVD
Published: 2023-08-28
Updated: 2023-11-07
Base Score: 4.6
Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C
Severity: Medium
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.00051