High severity · published Jul 2, 2020
CVE-2020-15503
LibRaw before 0.20-RC1 lacks a thumbnail size range check
7.5
CVSS
3.7%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.7% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
10.0 · source: NVD
FE
Fedora · Fedoraproject
31; 32 · source: NVD
LI
Libraw · Libraw
through 0.19.5; 0.20; 0.20; 0.20 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-15503
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-15503
Broken Link
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00075.html
Broken Link
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00001.html
Patch
https://github.com/LibRaw/LibRaw/commit/20ad21c0d87ca80217aee47533d91e633ce1864d
Release Notes
https://github.com/LibRaw/LibRaw/compare/0.20-Beta3...0.20-RC1
Mailing List
https://lists.debian.org/debian-lts-announce/2022/11/msg00042.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7HM2DS6HA4YZREI3BYGS75M6D76WMW62/
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