CVE-2018-5786
First published: Fri Jan 19 2018(Updated: )
In Long Range Zip (aka lrzip) 0.631, there is an infinite loop and application hang in the get_fileinfo function (lrzip.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted lrz file.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/lrzip | 0.631+git180528-1+deb10u1 0.641-1+deb11u1 0.651-2 | |
| Long Range Zip Project Long Range Zip | =0.631 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Debian Debian Linux | =11.0 |
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Reference Links
- https://github.com/ckolivas/lrzip/issues/91
- https://github.com/ckolivas/lrzip/commit/3495188cd8f2215a9feea201f3e05c1341ed95fb
- https://security-tracker.debian.org/tracker/CVE-2018-5786
- https://lists.debian.org/debian-lts-announce/2021/08/msg00001.html
- https://lists.debian.org/debian-lts-announce/2022/04/msg00012.html
- https://www.debian.org/security/2022/dsa-5145
Frequently Asked Questions
What is the severity of CVE-2018-5786?
The severity of CVE-2018-5786 is medium with a severity value of 5.5.
How can remote attackers exploit CVE-2018-5786?
Remote attackers can exploit CVE-2018-5786 to cause a denial of service by leveraging the infinite loop vulnerability in the get_fileinfo function of lrzip.
Which software versions are affected by CVE-2018-5786?
lrzip version 0.631 is affected by CVE-2018-5786, as well as Debian Linux versions 9.0, 10.0, and 11.0.
How can I fix CVE-2018-5786?
To fix CVE-2018-5786, update lrzip to versions 0.631+git180528-1+deb10u1, 0.641-1+deb11u1, or 0.651-2, depending on your Debian Linux version.
Where can I find more information about CVE-2018-5786?
You can find more information about CVE-2018-5786 at the following references: [1](https://github.com/ckolivas/lrzip/issues/91), [2](https://github.com/ckolivas/lrzip/commit/3495188cd8f2215a9feea201f3e05c1341ed95fb), [3](https://security-tracker.debian.org/tracker/CVE-2018-5786).
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