Description

A flaw was found in btrfs_get_root_ref in fs/btrfs/disk-io.c in the btrfs filesystem in the Linux Kernel due to a double decrement of the reference count. This issue may allow a local attacker with user privilege to crash the system or may lead to leaked internal kernel information.

Related CPE's

o

linux

linux_kernel

3

References

https://access.redhat.com/security/cve/CVE-2023-4389

Third Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=2219271

Issue TrackingThird Party Advisory

https://patchwork.kernel.org/project/linux-btrfs/patch/[email protected]/

PatchVendor Advisory

Weaknesses

[email protected]

Primary
CWE-415

[email protected]

Secondary
CWE-415

CVSS impact metrics

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

7.1 · High

  • CVSS V3.1

  • CVSS V3.0

  • CVSS V2.0

Information

Source identifier

[email protected]

Vulnerability status

Analyzed

Published

2023-08-16T19:15:10.163

11 months ago

Last modified

2023-12-22T17:14:52.937

7 months ago