Use After Free in Linux Kernel
CVE-2019-19769
In the Linux kernel 5.3.10, there is a use-after-free (read) in the perf_trace_lock_acquire function (related to include/trace/events/lock.h).
Vulnerability class: Use-After-Free
EPSS: 0.013 (68.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux Linux_kernel
- Fedoraproject Fedora — versions 30, 31
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_MISC, Issue Tracking, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory)
Frequently asked questions
- What is CVE-2019-19769?
- CVE-2019-19769 is a medium-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 6.7/10. Published 2019-12-12.
- How severe is CVE-2019-19769?
- Medium severity. CVSS v3 base score is 6.7 out of 10.