A use-after-free flaw was found in xen_9pfs_front_removet... · CVE-2023-1859 · GitHub Advisory Database · GitHub

A use-after-free flaw was found in xen_9pfs_front_removet...

Moderate severity Unreviewed Published May 18, 2023 to the GitHub Advisory Database • Updated Apr 4, 2024

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

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.

References

Published by the National Vulnerability Database

May 17, 2023

Published to the GitHub Advisory Database May 18, 2023

Last updated Apr 4, 2024

Severity

Moderate

4.7

/ 10

CVSS base metrics

Attack vector

Local

Attack complexity

High

Privileges required

Low

User interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H