CVE-2023-1075

2023-03-2721:15:10

Debian Security Bug Tracker

security-tracker.debian.org

linux kernel

tls_is_tx_ready

list_head access

3.3 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

0.0004 Low

EPSS

Percentile

9.0%

JSON

A flaw was found in the Linux Kernel. The tls_is_tx_ready() incorrectly checks for list emptiness, potentially accessing a type confused entry to the list_head, leaking the last byte of the confused field that overlaps with rec->tx_ready.

OSVersionArchitecturePackageVersionFilename
Debian12alllinux< 6.1.11-1linux_6.1.11-1_all.deb
Debian11alllinux<= 5.10.218-1linux_5.10.218-1_all.deb
Debian999alllinux< 6.1.11-1linux_6.1.11-1_all.deb
Debian13alllinux< 6.1.11-1linux_6.1.11-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	linux	< 6.1.11-1	linux_6.1.11-1_all.deb
Debian	11	all	linux	<= 5.10.218-1	linux_5.10.218-1_all.deb
Debian	999	all	linux	< 6.1.11-1	linux_6.1.11-1_all.deb
Debian	13	all	linux	< 6.1.11-1	linux_6.1.11-1_all.deb