CVE-2022-0529
First published: Mon Feb 07 2022(Updated: )
A flaw was found in Unzip. The vulnerability occurs during the conversion of a wide string to a local string that leads to a heap of out-of-bound write. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution.
Credit: secalert@redhat.com secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Unzip Project Unzip | =6.0 | |
| Redhat Enterprise Linux | =8.0 | |
| Fedoraproject Fedora | =35 | |
| Debian Debian Linux | =10.0 | |
| Debian Debian Linux | =11.0 | |
| debian/unzip | 6.0-26+deb11u1 6.0-28 |
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Reference Links
- https://security-tracker.debian.org/tracker/CVE-2022-0530
- https://github.com/ByteHackr/unzip_poc
- https://security-tracker.debian.org/tracker/CVE-2022-0529
- https://bugs.debian.org/1010355
- https://bugzilla.redhat.com/show_bug.cgi?id=2051395
- https://bugzilla.redhat.com/show_bug.cgi?id=2048569
- https://bugzilla.redhat.com/show_bug.cgi?id=2051402
- https://bugzilla.redhat.com/show_bug.cgi?id=2048572
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1010355
- https://lists.debian.org/debian-lts-announce/2022/09/msg00028.html
- https://www.debian.org/security/2022/dsa-5202
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2048572
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2051403
- https://security.gentoo.org/glsa/202310-17
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0529
- https://nvd.nist.gov/vuln/detail/CVE-2022-0529
- https://launchpad.net/bugs/cve/CVE-2022-0529
- https://ubuntu.com/security/CVE-2022-0529
Frequently Asked Questions
What is CVE-2022-0529?
CVE-2022-0529 is a vulnerability found in Unzip that allows an attacker to input a specially crafted zip file, leading to a crash or code execution.
How severe is CVE-2022-0529?
CVE-2022-0529 has a severity rating of 5.5 (medium).
Which software versions are affected by CVE-2022-0529?
Versions 6.0-23+deb10u2, 6.0-23+deb10u3, 6.0-26+deb11u1, and 6.0-28 of the Unzip package in Debian, as well as Unzip 6.0, Redhat Enterprise Linux 8.0, Fedoraproject Fedora 35, Debian Debian Linux 10.0, and Debian Debian Linux 11.0 are affected by CVE-2022-0529.
How can I fix CVE-2022-0529?
To fix CVE-2022-0529, update the Unzip package to version 6.0-23+deb10u3 or a later version.
Where can I find more information about CVE-2022-0529?
You can find more information about CVE-2022-0529 at the following references: [1](https://security-tracker.debian.org/tracker/CVE-2022-0530), [2](https://github.com/ByteHackr/unzip_poc), [3](https://security-tracker.debian.org/tracker/CVE-2022-0529).
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