Use After Free in Linux
CVE-2024-38545
In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix UAF for cq async event The refcount of CQ is not protected by locks. When CQ asynchronous events and CQ destruction are concurrent, CQ may have been released, which will cause UAF. Use the xa_lock() to protect the CQ refcount.
Vulnerability class: Use-After-Free
EPSS: 0.003 (16.8th 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 9a4435375cd151e07c0c38fa601b00115986091b, 4.9, 0
- Linux Linux_kernel
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2024-38545?
- CVE-2024-38545 is a high-severity vulnerability in Linux, classified under Use After Free. CVSS score: 7.8/10. Published 2024-06-19.
- How severe is CVE-2024-38545?
- High severity. CVSS v3 base score is 7.8 out of 10.