What is CVE-2024-38663?

CVE-2024-38663 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2024-06-24.

How severe is CVE-2024-38663?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2024-38663 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Linux

CVE-2024-38663

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix list corruption from resetting io stat Since commit 3b8cc6298724 ("blk-cgroup: Optimize blkcg_rstat_flush()"), each iostat instance is added to blkcg percpu list, so blkcg_reset_stats() can't reset the stat instance by memset(), otherwise the llist may be corrupted. Fix the issue by only resetting the counter part.

EPSS: 0.003 (17.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions 3b8cc6298724021da845f2f9fd7dd4b6829a6817, 6.2, 0
Linux Linux_kernel

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2024-38663?: CVE-2024-38663 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2024-06-24.
How severe is CVE-2024-38663?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2024-38663 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.