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Ubuntu.comUB:CVE-2023-51780

HistoryJan 11, 2024 - 12:00 a.m.

CVE-2023-51780

2024-01-1100:00:00

ubuntu.com

cve-2023-51780

linux kernel

vcc_recvmsg race condition

bugzilla

red hat

suse

unix

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

6.5 Medium

AI Score

Confidence

High

3.5 Low

CVSS2

Access Vector

LOCAL

Access Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:H/Au:S/C:P/I:P/A:P

0.0004 Low

EPSS

Percentile

5.2%

JSON

An issue was discovered in the Linux kernel before 6.6.8. do_vcc_ioctl in
net/atm/ioctl.c has a use-after-free because of a vcc_recvmsg race
condition.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-222.233) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu20.04noarchlinux< 5.4.0-173.191UNKNOWN
ubuntu22.04noarchlinux< 5.15.0-97.107UNKNOWN
ubuntu23.10noarchlinux< 6.5.0-21.21UNKNOWN
ubuntu24.04noarchlinux< anyUNKNOWN
ubuntu16.04noarchlinux< 4.4.0-251.285) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1165.178) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1120.130UNKNOWN
ubuntu22.04noarchlinux-aws< 5.15.0-1055.60UNKNOWN
ubuntu23.10noarchlinux-aws< 6.5.0-1014.14UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	linux	< 4.15.0-222.233) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN
ubuntu	20.04	noarch	linux	< 5.4.0-173.191	UNKNOWN
ubuntu	22.04	noarch	linux	< 5.15.0-97.107	UNKNOWN
ubuntu	23.10	noarch	linux	< 6.5.0-21.21	UNKNOWN
ubuntu	24.04	noarch	linux	< any	UNKNOWN
ubuntu	16.04	noarch	linux	< 4.4.0-251.285) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN
ubuntu	18.04	noarch	linux-aws	< 4.15.0-1165.178) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN
ubuntu	20.04	noarch	linux-aws	< 5.4.0-1120.130	UNKNOWN
ubuntu	22.04	noarch	linux-aws	< 5.15.0-1055.60	UNKNOWN
ubuntu	23.10	noarch	linux-aws	< 6.5.0-1014.14	UNKNOWN