CVE-2020-15503

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

https://github.com/LibRaw/LibRaw/compare/0.20-Beta3...0.20-RC1

https://www.libraw.org/news/libraw-0-20-rc1

https://github.com/LibRaw/LibRaw/commit/20ad21c0d87ca80217aee47533d91e633ce1864d

https://lists.fedoraproject.org/archives/list/[email protected]/message/DNGDWTO45TU4KGND75EUUEGUMNSOYC7H/

https://lists.fedoraproject.org/archives/list/[email protected]/message/CSXAJKZ4VNDYVQULJNY4XDPWHIJDTB4P/

https://lists.fedoraproject.org/archives/list/[email protected]/message/QCVKD7PTO7UQAVUTBHJAKBKYLPQQGAMZ/

https://lists.fedoraproject.org/archives/list/[email protected]/message/7HM2DS6HA4YZREI3BYGS75M6D76WMW62/

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00075.html

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00001.html

https://lists.fedoraproject.org/archives/list/[email protected]/message/Y34ALB34P3NGQXLF7BG7R6DGRX6XL2JN/

https://lists.fedoraproject.org/archives/list/[email protected]/message/YZETDVPZQWZWVGIG6JTIEKP5KPVMUE7Y/

https://lists.debian.org/debian-lts-announce/2022/11/msg00042.html

Details

Risk Information

CVSS v2

CVSS v3