Security update for the Linux Kernel (Live Patch 39 for SLE 15 SP3)

2024-06-2113:04:11

Google

osv.dev

linux kernel

live patch 39

sle 15 sp3

cve-2021-46955

cve-2023-6931

cve-2024-26852

out-of-bounds read

out of bounds write

use-after-free

ipv4 packets

performance events subsystem

ip6_route_mpath_notify.

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.8

Confidence

High

This update for the Linux Kernel 5.3.18-150300_59_144 fixes several issues.

The following security issues were fixed:

CVE-2021-46955: Fixed an out-of-bounds read with openvswitch, when fragmenting IPv4 packets (bsc#1220537).
CVE-2023-6931: Fixed an out of bounds write in the Performance Events subsystem when adding a new event (bsc#1218259).
CVE-2024-26852: Fixed use-after-free in ip6_route_mpath_notify() (bsc#1223059).