A use-after-free flaw was found in xen_9pfs_front_removet in net/9p/trans_xen.c in Xen transport for 9pfs in the Linux Kernel. This flaw could allow a local attacker to crash the system due to a race problem, possibly leading to a kernel information leak.
CVE-2023-1859 - Medium Severity Vulnerability
Vulnerable Library - linux-yoctov5.4.51
Yocto Linux Embedded kernel
Library home page: https://git.yoctoproject.org/git/linux-yocto
Found in base branch: master
Vulnerable Source Files (1)
/net/9p/trans_xen.c
Vulnerability Details
A use-after-free flaw was found in xen_9pfs_front_removet in net/9p/trans_xen.c in Xen transport for 9pfs in the Linux Kernel. This flaw could allow a local attacker to crash the system due to a race problem, possibly leading to a kernel information leak.
Publish Date: 2023-05-17
URL: CVE-2023-1859
CVSS 3 Score Details (4.7)
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Local - Attack Complexity: High - Privileges Required: Low - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: None - Integrity Impact: None - Availability Impact: High
For more information on CVSS3 Scores, click here.Suggested Fix
Type: Upgrade version
Origin: https://www.linuxkernelcves.com/cves/CVE-2023-1859
Release Date: 2023-05-17
Fix Resolution: 4.14.313,4.19.281,5.10.178,5.15.108,5.4.241,6.1.25,6.2.12
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