CVE-2018-20547: Buffer Overflow
First published: Fri Dec 28 2018(Updated: )
Last updated 24 July 2024
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/libcaca | 0.99.beta19-2.2 0.99.beta20-3 0.99.beta20-5 | |
| libcaca project libcaca | =0.99-beta19 | |
| Ubuntu | =12.04 | |
| Ubuntu | =14.04 | |
| Ubuntu | =16.04 | |
| Ubuntu | =18.04 | |
| Ubuntu | =18.10 | |
| Debian | =8.0 | |
| Fedora | =34 | |
| Fedora | =35 | |
| Fedora | =36 | |
| openSUSE | =15.0 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00033.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1652624
- https://lists.debian.org/debian-lts-announce/2019/01/msg00007.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6WFGYICNTMNDNMDDUV4G2RYFB5HNJCOV/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PC7EGOEQ5C4OD66ZUJJIIYEXBTZOCMZX/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZSBCRN6EGQJUVOSD4OEEQ6XORHEM2CUL/
- https://usn.ubuntu.com/3860-1/
- https://usn.ubuntu.com/3860-2/
- https://launchpad.net/bugs/cve/CVE-2018-20547
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6WFGYICNTMNDNMDDUV4G2RYFB5HNJCOV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PC7EGOEQ5C4OD66ZUJJIIYEXBTZOCMZX/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZSBCRN6EGQJUVOSD4OEEQ6XORHEM2CUL/
- https://github.com/cacalabs/libcaca/issues/39
- https://github.com/cacalabs/libcaca/commit/02a09ec9e5ed8981e7a810bfb6a0172dc24f0790
- https://security-tracker.debian.org/tracker/CVE-2018-20547
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20547
- https://nvd.nist.gov/vuln/detail/CVE-2018-20547
- https://ubuntu.com/security/CVE-2018-20547
Frequently Asked Questions
What is the severity of CVE-2018-20547?
CVE-2018-20547 is classified as a medium severity vulnerability due to an illegal READ memory access.
How do I fix CVE-2018-20547?
To fix CVE-2018-20547, update libcaca to version 0.99.beta20-5 or later.
Which versions of libcaca are affected by CVE-2018-20547?
CVE-2018-20547 affects libcaca versions 0.99.beta19 and earlier.
Which operating systems are impacted by CVE-2018-20547?
CVE-2018-20547 impacts various distributions including Debian, Ubuntu, and Fedora that use vulnerable libcaca versions.
Is there a workaround for CVE-2018-20547?
There are no specific workarounds for CVE-2018-20547; upgrading to a secure version is recommended.
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