QID 174990

QID 174990: SUSE Enterprise Linux Security Update for libxml2 (SUSE-SU-2021:1523-1)

This update for libxml2 fixes the following issues:

- CVE-2021-3518: Fixed a use after free in xinclude.c:xmlXIncludeDoProcess
(bsc#1185408).
- CVE-2021-3517: Fixed a heap based buffer overflow in
entities.c:xmlEncodeEntitiesInternal (bsc#1185410).
- CVE-2021-3516: Fixed a use after free in
entities.c:xmlEncodeEntitiesInternal (bsc#1185409).

Successful exploitation allows attacker to compromise the system.

CVSS V3 rated as Critical - 8.8 severity.

CVSS V2 rated as High - 7.5 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-2021:1523-1 to address this issue and obtain further details.

Vendor References

SUSE-SU-2021:1523-1 - lists.suse.com/pipermail/sle-security-updates/2021-May/008740.html

CVEs related to QID 174990

CVE-2021-3516 | CVE-2021-3517 | CVE-2021-3518 |

Software Advisories

Advisory ID	Software	Component	Link
SUSE-SU-2021:1523-1	SUSE Enterprise Linux		lists.suse.com/pipermail/sle-security-updates/2021-May/008740.html

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