CVE-2023-1195

2023-05-1822:15:09

Debian Security Bug Tracker

security-tracker.debian.org

cve-2023-1195

reconn_set_ipaddr_from_hostname

fs/cifs/connect.c

forgets to set

invalid pointer request

unix

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

9.1%

JSON

A use-after-free flaw was found in reconn_set_ipaddr_from_hostname in fs/cifs/connect.c in the Linux kernel. The issue occurs when it forgets to set the free pointer server->hostname to NULL, leading to an invalid pointer request.

OSVersionArchitecturePackageVersionFilename
Debian12alllinux< 6.1.4-1linux_6.1.4-1_all.deb
Debian11alllinux< 5.10.218-1linux_5.10.218-1_all.deb
Debian999alllinux< 6.1.4-1linux_6.1.4-1_all.deb
Debian13alllinux< 6.1.4-1linux_6.1.4-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	linux	< 6.1.4-1	linux_6.1.4-1_all.deb
Debian	11	all	linux	< 5.10.218-1	linux_5.10.218-1_all.deb
Debian	999	all	linux	< 6.1.4-1	linux_6.1.4-1_all.deb
Debian	13	all	linux	< 6.1.4-1	linux_6.1.4-1_all.deb