Vulnerability in Red Hat Enterprise Linux 6
CVE-2024-0443
A flaw was found in the blkgs destruction path in block/blk-cgroup.c in the Linux kernel, leading to a cgroup blkio memory leakage problem. When a cgroup is being destroyed, cgroup_rstat_flush() is only called at css_release_work_fn(), whi…
EPSS: 0.000 (2.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8 — versions 0:4.18.0-513.5.1.el8_9
- Red Hat Enterprise Linux 9 — versions 0:5.14.0-362.8.1.el9_3
- Red Hat Enterprise Linux 9.2 Extended Update Support — versions 0:5.14.0-284.40.1.el9_2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- RHSA-2023:6583 (vendor-advisory, x_refsource_REDHAT)
- RHSA-2023:7077 (vendor-advisory, x_refsource_REDHAT)
- RHSA-2023:7370 (vendor-advisory, x_refsource_REDHAT)
- access.redhat.com/security/cve/CVE-2024-0443 (vdb-entry, x_refsource_REDHAT)
- RHBZ#2257968 (issue-tracking, x_refsource_REDHAT)
- lore.kernel.org/linux-block/20221215033132.230023-3-longman@redhat.com/
Frequently asked questions
- What is CVE-2024-0443?
- CVE-2024-0443 is a medium-severity vulnerability in Red Hat Enterprise Linux 6, classified under CWE-402. CVSS score: 5.5/10. Published 2024-01-11.
- How severe is CVE-2024-0443?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2024-0443 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.