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SUSE: 2020:3219-1 Important Update: Linux Kernel Critical Threats

suse
Calendar Grey November 6, 2020
Dist Suse Esm H88
Important patch for the Linux Kernel fixes several vulnerabilities, improving safety for Ubuntu Server customers.
An update that fixes 6 vulnerabilities is now available

Summary

This update for the Linux Kernel 4.4.180-94_130 fixes several issues. The following security issues were fixed: - CVE-2020-0429: In l2tp_session_delete and related functions of l2tp_core.c, there is possible memory corruption due to a use after free. This could lead to local escalation of privilege with system execution privileges needed. User interaction is not needed for exploitation. (bsc#1176724) - CVE-2020-14381: Fixed a use-after-free in the fast user mutex (futex) wait operation, which could have lead to memory corruption and possibly privilege escalation (bsc#1176011). - CVE-2020-0431: In kbd_keycode of keyboard.c, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed.

Topics%20covered

Topics Covered

security advisory patch important kernel escalation SUSE Linux Enterprise

References

#1165631 #1173942 #1176012 #1176382 #1176896

#1176931

Cross- CVE-2020-0429 CVE-2020-0431 CVE-2020-11668

CVE-2020-14381 CVE-2020-1749 CVE-2020-25212

Affected Products:

SUSE Linux Enterprise Server for SAP 12-SP3

SUSE Linux Enterprise Server for SAP 12-SP2

SUSE Linux Enterprise Server 12-SP3-LTSS

SUSE Linux Enterprise Server 12-SP2-LTSS

https://www.suse.com/security/cve/CVE-2020-0429.html

https://www.suse.com/security/cve/CVE-2020-0431.html

https://www.suse.com/security/cve/CVE-2020-11668.html

https://www.suse.com/security/cve/CVE-2020-14381.html

https://www.suse.com/security/cve/CVE-2020-1749.html

https://www.suse.com/security/cve/CVE-2020-25212.html

https://bugzilla.suse.com/1165631

https://bugzilla.suse.com/1173942

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2020:3219-1
Rating: important

Topics%20covered

Topics Covered

security advisory patch important kernel escalation SUSE Linux Enterprise

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