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.
References (12)
Core 12
Core References
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DNGDWTO45TU4KGND75EUUEGUMNSOYC7H/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CSXAJKZ4VNDYVQULJNY4XDPWHIJDTB4P/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QCVKD7PTO7UQAVUTBHJAKBKYLPQQGAMZ/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7HM2DS6HA4YZREI3BYGS75M6D76WMW62/
Broken Link, Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00075.html
Broken Link, Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00001.html
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y34ALB34P3NGQXLF7BG7R6DGRX6XL2JN/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZETDVPZQWZWVGIG6JTIEKP5KPVMUE7Y/
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2022/11/msg00042.html
Patch, Third Party Advisory
https://github.com/LibRaw/LibRaw/commit/20ad21c0d87ca80217aee47533d91e633ce1864d
Release Notes, Third Party Advisory
https://github.com/LibRaw/LibRaw/compare/0.20-Beta3...0.20-RC1
Broken Link, Third Party Advisory
https://www.libraw.org/news/libraw-0-20-rc1
Scores
CVSS v3
7.5
EPSS
0.0387
EPSS Percentile
88.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-20
Status
published
Products (5)
debian/debian_linux
10.0
fedoraproject/fedora
31
fedoraproject/fedora
32
libraw/libraw
0.20 beta1 (3 CPE variants)
libraw/libraw
< 0.19.5
Published
Jul 02, 2020
Tracked Since
Feb 18, 2026