Vulnerability Description
LibRaw before 0.20-RC1 lacks a thumbnail size range check. This affects decoders/unpack_thumb.cpp, postprocessing/mem_image.cpp, and utils/thumb_utils.cpp. For example, malloc(sizeof(libraw_processed_image_t)+T.tlength) occurs without validating T.tlength.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libraw | Libraw | <= 0.19.5 |
| Fedoraproject | Fedora | 31 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00075.htmlBroken LinkMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00001.htmlBroken LinkMailing ListThird Party Advisory
- https://github.com/LibRaw/LibRaw/commit/20ad21c0d87ca80217aee47533d91e633ce1864dPatchThird Party Advisory
- https://github.com/LibRaw/LibRaw/compare/0.20-Beta3...0.20-RC1Release NotesThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00042.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://www.libraw.org/news/libraw-0-20-rc1Broken LinkThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00075.htmlBroken LinkMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00001.htmlBroken LinkMailing ListThird Party Advisory
- https://github.com/LibRaw/LibRaw/commit/20ad21c0d87ca80217aee47533d91e633ce1864dPatchThird Party Advisory
FAQ
What is CVE-2020-15503?
CVE-2020-15503 is a vulnerability with a CVSS score of 7.5 (HIGH). LibRaw before 0.20-RC1 lacks a thumbnail size range check. This affects decoders/unpack_thumb.cpp, postprocessing/mem_image.cpp, and utils/thumb_utils.cpp. For example, malloc(sizeof(libraw_processed_...
How severe is CVE-2020-15503?
CVE-2020-15503 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-15503?
Check the references section above for vendor advisories and patch information. Affected products include: Libraw Libraw, Fedoraproject Fedora, Debian Debian Linux.