CVE-2021-3467: Null Pointer Dereference
First published: Tue Mar 23 2021(Updated: )
A NULL pointer dereference flaw was found in the way Jasper versions before 2.0.26 handled component references in CDEF box in the JP2 image format decoder. A specially crafted JP2 image file could cause an application using the Jasper library to crash when opened.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Jasper Project Jasper | <2.0.26 | |
| Fedoraproject Fedora | =34 | |
| redhat/jasper | <2.0.26 | 2.0.26 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1942097
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KWAIUFNIUCGS2IMGGDTWZIUIY7BNLGKF/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KWAIUFNIUCGS2IMGGDTWZIUIY7BNLGKF/
- https://github.com/jasper-software/jasper/issues/268
- https://github.com/jasper-software/jasper/commit/c4144a6fdb2660794136d1daaa80682ee40b138b
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1942098
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1942099
- https://github.com/jasper-software/jasper/issues/269#issuecomment-804423097
Frequently Asked Questions
What is CVE-2021-3467?
CVE-2021-3467 is a NULL pointer dereference flaw found in Jasper versions before 2.0.26.
What is the severity of CVE-2021-3467?
CVE-2021-3467 has a severity level of medium.
How does CVE-2021-3467 affect the Jasper software?
CVE-2021-3467 affects the Jasper library, causing it to crash when opening a specially crafted JP2 image file.
Which software versions are affected by CVE-2021-3467?
The versions of Jasper before 2.0.26 are affected by CVE-2021-3467.
Is Fedora affected by CVE-2021-3467?
Yes, Fedora version 34 is affected by CVE-2021-3467.
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