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SUSE: 2021:3723-1 Important: Libarchive Buffer Overflow Patch

suse
Calendar Grey November 17, 2021
Scroller Suse
SUSE Security Patch Release: Resolves out-of-bounds access and symbolic link issues in libarchive with installation instructions
An update that solves one vulnerability and has three fixes is now available

Summary

This update for libarchive fixes the following issues: - CVE-2019-19221: Fixed out-of-bounds read caused by incorrect mbrtowc or mbtowc call (bsc#1157569) - backporting symlink security fixes from 3.5.2: - extracting with ACLs modifies ACLs of target (bsc#1192425) - modifies file flags of target (bsc#1192426) - avoid follow on fixup entries (bsc#1192427) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Software Development Kit 12-SP5: zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-3722=1 - SUSE Linux Enterprise Server 12-SP5: zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-3722=1 Package List:

Topics%20covered

Topics Covered

security advisory moderate software update SUSE symlink out-of-bounds libarchive

References

#1157569 #1192425 #1192426 #1192427

Cross- CVE-2019-19221

CVSS scores:

CVE-2019-19221 (SUSE): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Products:

SUSE Linux Enterprise Software Development Kit 12-SP5

SUSE Linux Enterprise Server 12-SP5

https://www.suse.com/security/cve/CVE-2019-19221.html

https://bugzilla.suse.com/1157569

https://bugzilla.suse.com/1192425

https://bugzilla.suse.com/1192426

https://bugzilla.suse.com/1192427

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:3722-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate software update SUSE symlink out-of-bounds libarchive

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