CVE-2023-51781

2024-01-1119:15:12

Debian Security Bug Tracker

security-tracker.debian.org

linux kernel

atalk_ioctl

use-after-free

vulnerability

net/appletalk/ddp.c

race condition

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%

JSON

An issue was discovered in the Linux kernel before 6.6.8. atalk_ioctl in net/appletalk/ddp.c has a use-after-free because of an atalk_recvmsg race condition.

OSVersionArchitecturePackageVersionFilename
Debian12alllinux< 6.1.69-1linux_6.1.69-1_all.deb
Debian11alllinux< 5.10.205-2linux_5.10.205-2_all.deb
Debian999alllinux< 6.6.8-1linux_6.6.8-1_all.deb
Debian13alllinux< 6.6.8-1linux_6.6.8-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	linux	< 6.1.69-1	linux_6.1.69-1_all.deb
Debian	11	all	linux	< 5.10.205-2	linux_5.10.205-2_all.deb
Debian	999	all	linux	< 6.6.8-1	linux_6.6.8-1_all.deb
Debian	13	all	linux	< 6.6.8-1	linux_6.6.8-1_all.deb