Use After Free in Linux Linux_kernel

CVE-2019-25044

The block subsystem in the Linux kernel before 5.2 has a use-after-free that can lead to arbitrary code execution in the kernel context and privilege escalation, aka CID-c3e2219216c9. This is related to blk_mq_free_rqs and blk_cleanup_queu…

Vulnerability class: Use-After-Free

EPSS: 0.006 (46.0th 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

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-25044?
CVE-2019-25044 is a high-severity vulnerability in Linux Linux_kernel, classified under Use After Free. CVSS score: 7.8/10. Published 2021-05-14.
How severe is CVE-2019-25044?
High severity. CVSS v3 base score is 7.8 out of 10.