CVE-2021-32491: Integer Overflow
First published: Fri Mar 26 2021(Updated: )
A flaw was found in djvulibre-3.5.28 and earlier. An integer overflow in function render() in tools/ddjvu via crafted djvu file may lead to application crash and other consequences.
Credit: patrick@puiterwijk.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/djvulibre | 3.5.27.1-10+deb10u1 3.5.28-2 | |
| Djvulibre Project Djvulibre | <=3.5.28 | |
| Debian Debian Linux | =10.0 | |
| Debian Debian Linux | =11.0 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1943409
- https://sourceforge.net/p/djvu/djvulibre-git/ci/cd8b5c97b27a5c1dc83046498b6ca49ad20aa9b6/
- https://security-tracker.debian.org/tracker/CVE-2021-32491
- https://bugzilla.redhat.com/show_bug.cgi?id=1943684
- https://www.debian.org/security/2021/dsa-5032
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1943409
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1958177
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1958176
Frequently Asked Questions
What is CVE-2021-32491?
CVE-2021-32491 is a vulnerability found in djvulibre-3.5.28 and earlier that can lead to application crashes and other consequences.
How does CVE-2021-32491 affect the affected software?
CVE-2021-32491 affects djvulibre-3.5.28 and earlier versions on Debian Linux 10.0 and 11.0, as well as Djvulibre Project Djvulibre, potentially leading to application crashes and other consequences.
What is the severity of CVE-2021-32491?
CVE-2021-32491 has a severity score of 7.8, which is considered high.
How can I fix CVE-2021-32491?
To fix CVE-2021-32491, it is recommended to update to the latest version of djvulibre (at least version 3.5.28-2) or apply the provided patches from the Debian repository.
Where can I find more information about CVE-2021-32491?
More information about CVE-2021-32491 can be found on the Red Hat Bugzilla, SourceForge, and Debian Security Tracker websites.
- collector/security-tracker-debian
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- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2021-32491
- agent/weakness
- agent/last-modified-date
- agent/author
- agent/references
- agent/severity
- agent/event
- agent/first-publish-date
- agent/description
- agent/tags
- agent/trending
- package-manager/debian
- vendor/djvulibre project
- canonical/djvulibre project djvulibre
- version/djvulibre project djvulibre/3.5.28
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/10.0
- version/debian debian linux/11.0