CVE-2020-35534: libraw Uncontrolled Resource Consumption
CVSS: 5.5v3.1MediumModified
AliasesUBUNTU-CVE-2020-35534DEBIAN-CVE-2020-35534
Published 01-09-2022Last modified 04-08-2024
Vulnerability summary
CVE-2020-35534 is a medium (CVSS 5.5) Uncontrolled Resource Consumption vulnerability in libraw. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 16.1% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.1 (NVD)EPSS score
0.26%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 01-09-2022PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
In LibRaw, there is a memory corruption vulnerability within the "crxFreeSubbandData()" function (libraw\src\decoders\crx.cpp) when processing cr3 files.
CVSS metrics
3 scores · 3 sources · 1 versionMedium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.26%
Chance of exploitation in the next 30 days
Percentile
16%
Versus all other CVEs
30-day change
0.00 pp
From 0.26% on 22-09-2026
22-09-202622-10-2026
EPSS score0.26%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-400Uncontrolled Resource ConsumptionThe product does not properly control the allocation and maintenance of a limited resource.
- CWE-770Allocation of Resources Without Limits or ThrottlingThe product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.
Affected systems
Ubuntu6 products
- darktableAll versions (No fix recorded)
- dcrawAll versions (No fix recorded)
- exactimageAll versions (No fix recorded)
- kodiAll versions (No fix recorded)
- rawtherapeeAll versions (No fix recorded)
Debian1 product
- libraw< 0.20.0-4
Libraw1 product
- libraw0.20.0 | 0.20.0:rc2 | 0.20.1 | 0.20.2 | 0.21.0:beta1
3 vendors · 8 products
References
6 links- github.com/LibRaw/LibRaw/commit/e41f331e90b383e3208cefb74e006df44bf3a4b8X Refsource MISCPatchThird Party Advisory
