Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×

Alerts This Week
Warning Icon 1 492
Alerts This Week
Warning Icon 1 492

SUSE: 2021:1649-1 Important: Djvulibre Heap Overflow and Issues

suse
Calendar Grey May 19, 2021
Scroller Suse
Critical update for Djvulibre addressing various vulnerabilities such as buffer and integer overflows, with detailed installation steps provided.
An update that fixes four vulnerabilities is now available

Summary

This update for djvulibre fixes the following issues: Security issues fixed: - CVE-2021-32490 [bsc#1185895], Out of bounds write in function DJVU:filter_bv() via crafted djvu file - 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 Manager Server 4.0:

Topics%20covered

Topics Covered

security advisory important heap overflow integer overflow out of bounds patch instructions djvulibre

References

#1185895 #1185900 #1185904 #1185905

Cross- CVE-2021-32490 CVE-2021-32491 CVE-2021-32492

CVE-2021-32493

CVSS scores:

CVE-2021-32490 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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 Manager Server 4.0

SUSE Manager Retail Branch Server 4.0

SUSE Manager Proxy 4.0

SUSE Linux Enterprise Server for SAP 15-SP1

SUSE Linux Enterprise Server for SAP 15

SUSE Linux Enterprise Server 15-SP1-LTSS

SUSE Linux Enterprise Server 15-SP1-BCL

SUSE Linux Enterprise Server 15-LTSS

SUSE Linux E...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:1649-1
Rating: important

Topics%20covered

Topics Covered

security advisory important heap overflow integer overflow out of bounds patch instructions djvulibre

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.