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SUSE Linux 11-SP4-LTSS: 2021:14728-1 Important Heap Overflow Fix

suse
Calendar Grey May 19, 2021
Scroller Suse
SUSE Security Announcement for djvulibre mitigates critical flaws with corrective measures outlined for multiple versions.
An update that fixes three vulnerabilities is now available

Summary

This update for djvulibre fixes the following issues: Security issues fixed: - CVE-2021-32491 [bsc#1185900]: Integer overflow in function render() in tools/ddjvu via crafted djvu file - CVE-2021-32492 [bsc#1185904]: Out of bounds read in function DJVU:DataPool:has_data() via crafted djvu file - CVE-2021-32493 [bsc#1185905]: Heap buffer overflow in function DJVU:GBitmap:decode() via crafted djvu file 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 Server 11-SP4-LTSS: zypper in -t patch slessp4-djvulibre-14728=1 - SUSE Linux Enterprise Point of Sale 11-SP3: zypper in -t patch sleposp3-djvulibre-14728=1

Topics%20covered

Topics Covered

security advisory heap overflow SUSE Linux patch instructions djvulibre

References

#1185900 #1185904 #1185905

Cross- CVE-2021-32491 CVE-2021-32492 CVE-2021-32493

CVSS scores:

CVE-2021-32491 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2021-32492 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2021-32493 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

SUSE Linux Enterprise Server 11-SP4-LTSS

SUSE Linux Enterprise Point of Sale 11-SP3

SUSE Linux Enterprise Debuginfo 11-SP4

SUSE Linux Enterprise Debuginfo 11-SP3

https://www.suse.com/security/cve/CVE-2021-32491.html

https://www.suse.com/security/cve/CVE-2021-32492.html

https://www.suse.com/security/cve/CVE-2021-32493.html

https://bugzilla.suse.com/1185900

https://bugzilla.suse.com/1185904

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:14728-1
Rating: important

Topics%20covered

Topics Covered

security advisory heap overflow SUSE Linux patch instructions djvulibre

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