CVE-2021-4219: Input Validation
First published: Tue Feb 15 2022(Updated: )
A flaw was found in ImageMagick. The vulnerability occurs due to improper use of open functions and leads to a denial of service. This flaw allows an attacker to crash the system.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ImageMagick ImageMagick | <6.9.12-9 | |
| ImageMagick ImageMagick | >=7.1.0-0<7.1.0-19 | |
| redhat/imagemagick 6.9.12 | <34 | 34 |
| redhat/imagemagick 7.1.0 | <19 | 19 |
| debian/imagemagick | 8:6.9.11.60+dfsg-1.3+deb11u4 8:6.9.11.60+dfsg-1.3+deb11u3 8:6.9.11.60+dfsg-1.6+deb12u2 8:6.9.11.60+dfsg-1.6+deb12u1 8:7.1.1.43+dfsg1-1 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=2054611
- https://launchpad.net/bugs/cve/CVE-2021-4219
- https://github.com/ImageMagick/ImageMagick/issues/4626
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2054612
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2054613
- https://github.com/ImageMagick/ImageMagick6/commit/b51ead044753d771646fe1dfd6fb1db0b562a5f0
- https://github.com/ImageMagick/ImageMagick/commit/d7f1b2b9b816baaa956381ff80c3b120e83faa95
- https://github.com/ImageMagick/ImageMagick6/commit/c10351c16b8d2cabd11d2627a02de522570f6ceb
- https://security-tracker.debian.org/tracker/CVE-2021-4219
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4219
- https://nvd.nist.gov/vuln/detail/CVE-2021-4219
- https://ubuntu.com/security/CVE-2021-4219
Frequently Asked Questions
What is CVE-2021-4219?
CVE-2021-4219 is a vulnerability found in ImageMagick that allows an attacker to crash the system by exploiting improper use of open functions.
How severe is CVE-2021-4219?
CVE-2021-4219 has a severity rating of 5.5 (medium).
Which software versions are affected by CVE-2021-4219?
CVE-2021-4219 affects ImageMagick versions 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.3+ and 8:6.9.11.60+dfsg-1.3ubuntu1.
How can I fix CVE-2021-4219?
To fix CVE-2021-4219, update ImageMagick to version 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.3+ or 8:6.9.11.60+dfsg-1.3ubuntu1.
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