CVE-2018-6484
First published: Thu Feb 01 2018(Updated: )
In ZZIPlib 0.13.67, there is a memory alignment error and bus error in the __zzip_fetch_disk_trailer function of zzip/zip.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted zip file.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/zziplib | 0.13.62-3.3+deb11u1 0.13.72+dfsg.1-1.1 0.13.72+dfsg.1-1.2 0.13.72+dfsg.1-1.3 | |
| zziplib | =0.13.67 | |
| Ubuntu | =14.04 | |
| Ubuntu | =16.04 | |
| Ubuntu | =17.10 | |
| Ubuntu | =18.04 |
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Reference Links
- https://github.com/gdraheim/zziplib/issues/14
- https://lists.debian.org/debian-lts-announce/2020/06/msg00029.html
- https://usn.ubuntu.com/3699-1/
- https://launchpad.net/bugs/cve/CVE-2018-6484
- https://github.com/gdraheim/zziplib/commit/0c0c9256b0903f664bca25dd8d924211f81e01d3
- https://security-tracker.debian.org/tracker/CVE-2018-6484
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6484
- https://nvd.nist.gov/vuln/detail/CVE-2018-6484
- https://ubuntu.com/security/CVE-2018-6484
Frequently Asked Questions
What is the severity of CVE-2018-6484?
CVE-2018-6484 has a high severity as it can lead to denial of service through memory alignment errors.
How do I fix CVE-2018-6484?
To fix CVE-2018-6484, you should update ZZIPlib to a version higher than 0.13.67.
What platforms are affected by CVE-2018-6484?
CVE-2018-6484 affects ZZIPlib version 0.13.67 and earlier versions on various platforms including Debian and Ubuntu.
Can CVE-2018-6484 be exploited remotely?
Yes, CVE-2018-6484 can be exploited remotely through crafted zip files.
Is CVE-2018-6484 still a concern for users of ZZIPlib?
Yes, users of ZZIPlib need to be cautious of CVE-2018-6484 until they ensure they are using a patched version.
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