CVE-2021-29338: Integer Overflow
First published: Wed Apr 14 2021(Updated: )
Integer Overflow in OpenJPEG v2.4.0 allows remote attackers to crash the application, causing a Denial of Service (DoS). This occurs when the attacker uses the command line option "-ImgDir" on a directory that contains 1048576 files.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Uclouvain Openjpeg | =2.4.0 | |
| Fedoraproject Fedora | =33 | |
| Fedoraproject Fedora | =34 | |
| Debian Debian Linux | =9.0 | |
| debian/openjpeg2 | <=2.4.0-3 | 2.5.0-2 |
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Reference Links
- https://github.com/uclouvain/openjpeg/issues/1338
- https://lists.debian.org/debian-lts-announce/2022/04/msg00006.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EZ54FGM2IGAP4AWSJ22JKHOPHCR3FGYU/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QB6AI7CWXWMEDZIQY4LQ6DMIEXMDOHUP/
- https://security.gentoo.org/glsa/202209-04
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1950103
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1950104
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1950102
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1950105
- https://access.redhat.com/errata/RHSA-2021:4251
- https://bugzilla.redhat.com/show_bug.cgi?id=1950101
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZ54FGM2IGAP4AWSJ22JKHOPHCR3FGYU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QB6AI7CWXWMEDZIQY4LQ6DMIEXMDOHUP/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29338
- https://nvd.nist.gov/vuln/detail/CVE-2021-29338
- https://launchpad.net/bugs/cve/CVE-2021-29338
- https://security-tracker.debian.org/tracker/CVE-2021-29338
- https://ubuntu.com/security/CVE-2021-29338
- https://github.com/uclouvain/openjpeg/commit/79c7d7af598b778c3cdcb455df23d50efc95eb3c
Frequently Asked Questions
What is CVE-2021-29338?
CVE-2021-29338 is an integer overflow vulnerability in OpenJPEG v2.4.0 that allows remote attackers to crash the application, causing a Denial of Service (DoS).
How does CVE-2021-29338 affect Uclouvain Openjpeg?
CVE-2021-29338 affects Uclouvain Openjpeg 2.4.0, causing it to crash when an attacker uses the command line option "-ImgDir" on a directory that contains 1048576 files.
How does CVE-2021-29338 affect Fedoraproject Fedora 33 and 34?
CVE-2021-29338 affects Fedoraproject Fedora 33 and 34, causing the application to crash when an attacker uses the command line option "-ImgDir" on a directory that contains 1048576 files.
How does CVE-2021-29338 affect Debian Debian Linux 9.0?
CVE-2021-29338 affects Debian Debian Linux 9.0, causing the application to crash when an attacker uses the command line option "-ImgDir" on a directory that contains 1048576 files.
What is the severity of CVE-2021-29338?
CVE-2021-29338 has a severity rating of 5.5, which is considered medium.
How can I mitigate the CVE-2021-29338 vulnerability?
To mitigate the CVE-2021-29338 vulnerability, it is recommended to update OpenJPEG to a version that is not affected by this vulnerability.
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