Use After Free in Linux Kernel
CVE-2023-1855
A use-after-free flaw was found in xgene_hwmon_remove in drivers/hwmon/xgene-hwmon.c in the Hardware Monitoring Linux Kernel Driver (xgene-hwmon). This flaw could allow a local attacker to crash the system due to a race problem. This vulnerability could even lead to a kernel information leak problem.
Vulnerability class: Use-After-Free
EPSS: 0.002 (14.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H.
Affected products
- Linux Linux_kernel — versions 6.3
- Debian Debian_linux — versions 10.0
- N/a Kernel — versions Linux kernel prior to Kernel 6.3 RC3
Weakness classification (CWE)
References
- secalert@redhat.com
- secalert@redhat.com (mailing-list, Mailing List, Third Party Advisory)
- secalert@redhat.com (mailing-list, Mailing List, Third Party Advisory)
- secalert@redhat.com (Patch)
Frequently asked questions
- What is CVE-2023-1855?
- CVE-2023-1855 is a medium-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 6.3/10. Published 2023-04-05.
- How severe is CVE-2023-1855?
- Medium severity. CVSS v3 base score is 6.3 out of 10.