CVE-2018-5817: Incorrect Type Cast
First published: Wed Feb 20 2019(Updated: )
A type confusion error within the "unpacked_load_raw()" function within LibRaw versions prior to 0.19.1 (internal/dcraw_common.cpp) can be exploited to trigger an infinite loop.
Credit: PSIRT-CNA@flexerasoftware.com PSIRT-CNA@flexerasoftware.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Libraw Libraw | <0.19.1 | |
| Debian Debian Linux | =8.0 | |
| ubuntu/libraw | <0.18.8-1ubuntu0.3 | 0.18.8-1ubuntu0.3 |
| ubuntu/libraw | <0.18.13-1ubuntu0.1 | 0.18.13-1ubuntu0.1 |
| ubuntu/libraw | <0.19.1-1 | 0.19.1-1 |
| ubuntu/libraw | <0.17.1-1ubuntu0.5 | 0.17.1-1ubuntu0.5 |
| debian/libraw | 0.19.2-2 0.19.2-2+deb10u4 0.20.2-1+deb11u1 0.20.2-2.1 0.21.2-2 |
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Reference Links
- https://secuniaresearch.flexerasoftware.com/secunia_research/2018-27/
- https://www.libraw.org/news/libraw-0-19-2-release
- https://lists.debian.org/debian-lts-announce/2019/03/msg00036.html
- https://usn.ubuntu.com/3989-1/
- https://launchpad.net/bugs/cve/CVE-2018-5817
- https://www.flexera.com/company/secunia-research/advisories/SR-2018-27.html
- https://github.com/LibRaw/LibRaw/commit/9eb76dc153f5acf42ec7325a33fe7ccdcadaf8d6
- https://security-tracker.debian.org/tracker/CVE-2018-5817
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5817
- https://ubuntu.com/security/notices/USN-3989-1
- https://nvd.nist.gov/vuln/detail/CVE-2018-5817
- https://ubuntu.com/security/CVE-2018-5817
Frequently Asked Questions
What is CVE-2018-5817?
CVE-2018-5817 is a type confusion error within the unpacked_load_raw() function in LibRaw versions prior to 0.19.1 that can be exploited to trigger an infinite loop.
How can CVE-2018-5817 be exploited?
CVE-2018-5817 can be exploited by triggering a type confusion error within the unpacked_load_raw() function in LibRaw versions prior to 0.19.1.
What is the severity of CVE-2018-5817?
The severity of CVE-2018-5817 is high with a CVSS score of 7.5.
How do I fix CVE-2018-5817?
To fix CVE-2018-5817, you should update LibRaw to version 0.19.1 or later.
Where can I find more information about CVE-2018-5817?
You can find more information about CVE-2018-5817 at the following references: [1](https://lists.debian.org/debian-lts-announce/2019/03/msg00036.html), [2](https://secuniaresearch.flexerasoftware.com/secunia_research/2018-27/), [3](https://usn.ubuntu.com/3989-1/).
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