VulnerabilityModified
CVE-2023-4569
A memory leak flaw was found in nft_set_catchall_flush in net/netfilter/nf_tables_api.c in the Linux Kernel.
MEDIUM 5.5EPSS 0.28%
Does this matter?
Lower severity and a low EPSS score (0.28%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.28% probability · 21th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-402, CWE-401
- Affected
- linux/linux kernel · redhat/enterprise linux · debian/debian linux
- Source
- secalert@redhat.com
References
- https://access.redhat.com/security/cve/CVE-2023-4569Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2235470Issue Tracking, Patch, Third Party Advisory
- https://patchwork.ozlabs.org/project/netfilter-devel/patch/20230812110526.49808-1-fw@strlen.de/Mailing List, Patch
- https://www.debian.org/security/2023/dsa-5492Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2023-4569Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2235470Issue Tracking, Patch, Third Party Advisory
- https://patchwork.ozlabs.org/project/netfilter-devel/patch/20230812110526.49808-1-fw@strlen.de/Mailing List, Patch
- https://www.debian.org/security/2023/dsa-5492Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.