CVE-2018-12265: Integer Overflow
First published: Wed Jun 13 2018(Updated: )
Exiv2 0.26 has an integer overflow in the LoaderExifJpeg class in preview.cpp, leading to an out-of-bounds read in Exiv2::MemIo::read in basicio.cpp.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/exiv2 | 0.27.3-3+deb11u2 0.27.3-3+deb11u1 0.27.6-1 0.28.3+dfsg-2 | |
| Exiv2 Exiv2 | =0.26 | |
| Debian Debian Linux | =8.0 | |
| Debian Debian Linux | =9.0 | |
| Ubuntu Linux | =14.04 | |
| Ubuntu Linux | =16.04 | |
| Ubuntu Linux | =17.10 | |
| Ubuntu Linux | =18.04 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00009.html
- https://access.redhat.com/errata/RHSA-2019:2101
- https://github.com/Exiv2/exiv2/issues/365
- https://github.com/TeamSeri0us/pocs/blob/master/exiv2/1-out-of-read-Poc
- https://lists.debian.org/debian-lts-announce/2018/06/msg00010.html
- https://security.gentoo.org/glsa/201811-14
- https://usn.ubuntu.com/3700-1/
- https://www.debian.org/security/2018/dsa-4238
- https://github.com/Exiv2/exiv2/commit/341de4500ab993103c215bfb07d43d4a08654ac4
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1590998
- https://access.redhat.com/security/cve/cve-2018-12265
- https://bugzilla.redhat.com/show_bug.cgi?id=1590994
- https://launchpad.net/bugs/cve/CVE-2018-12265
- https://github.com/Exiv2/exiv2/commit/937a1a2bd067b8b3b787f3757089d972f3a39853
- https://security-tracker.debian.org/tracker/CVE-2018-12265
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12265
- https://nvd.nist.gov/vuln/detail/CVE-2018-12265
- https://ubuntu.com/security/CVE-2018-12265
Frequently Asked Questions
What is the severity of CVE-2018-12265?
CVE-2018-12265 has a medium severity rating due to its potential to lead to out-of-bounds read vulnerabilities.
How do I fix CVE-2018-12265?
To fix CVE-2018-12265, upgrade Exiv2 to version 0.27.3 or later.
What software is affected by CVE-2018-12265?
CVE-2018-12265 affects Exiv2 version 0.26 and earlier on Debian and various versions of Ubuntu.
What are the consequences of exploiting CVE-2018-12265?
Exploitation of CVE-2018-12265 could lead to application crashes or potentially allow attackers to read sensitive information.
Is CVE-2018-12265 present in any major Linux distributions?
Yes, CVE-2018-12265 is present in major Linux distributions such as Debian and Ubuntu, especially in Exiv2 version 0.26.
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