QID 174876

Date Published: 2021-04-22

QID 174876: SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 5 for SLE 12 SP5) (SUSE-SU-2021:1075-1)

This update for the Linux Kernel 4.12.14-122_222 fixes several issues.

The following security issues were fixed:

- CVE-2021-27365: Fixed an issue where data structures did not have
appropriate length constraints or checks, and could exceed the PAGE_SIZE
value (bsc#1183491).
- CVE-2021-27363: Fixed a kernel pointer leak which could have been used
to determine the address of the iscsi_transport structure (bsc#1183120).
- CVE-2021-27364: Fixed an issue where an unprivileged user could craft
Netlink messages (bsc#1182717).

Successful exploitation allows attacker to compromise the system.

CVSS V3 rated as High - 7.8 severity.

CVSS V2 rated as Medium - 4.6 severity.

Solution

Upgrade to the latest package which contains the patch. To install this SUSE Security, Update use YaST online_update. Alternatively you can run the command listed for your product. To install packages using the command line interface, use command "yum update". Refer to Suse security advisory: SUSE-SU-2021:1075-1 to address this issue and obtain further details.

Vendor References

SUSE-SU-2021:1075-1 - lists.suse.com/pipermail/sle-security-updates/2021-April/008591.html

CVEs related to QID 174876

CVE-2021-27364 | CVE-2021-27365 | CVE-2021-27363 |

Software Advisories

Advisory ID	Software	Component	Link
SUSE-SU-2021:1075-1	SUSE Enterprise Linux		lists.suse.com/pipermail/sle-security-updates/2021-April/008591.html

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