CVE-2025-43962
In LibRaw before 0.21.4, phase_one_correct in decoders/load_mfbacks.cpp has out-of-bounds reads for tag 0x412 processing, related to large w0 or w1 values or the frac and mult calculations.
02 Description
In LibRaw before 0.21.4, phase_one_correct in decoders/load_mfbacks.cpp has out-of-bounds reads for tag 0x412 processing, related to large w0 or w1 values or the frac and mult calculations.
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.44% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 38.3% of scored records. A rank, not a probability.
- NVD base score
- 9.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2025-04-20 00:00Z1 YR AGO
- Last updated
- 2025-11-03 20:04Z11 MO AGO
- Reserved
- 2025-04-20
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Low (CVSS 2.9)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
- Weaknesses
- CWE-125Out-of-bounds ReadBase
- Data version
- 5.2
- Document digest
- 3ace94a6d95b4caeb148bdf3180d61eeacde306303cd0fcc6e9e61d2d6c7c5de
05 Affected products
06 References
- www.libraw.orghttps://www.libraw.org/news/libraw-0-21-4-release
- github.comhttps://github.com/LibRaw/LibRaw/compare/0.21.3...0.21.4
- github.comhttps://github.com/LibRaw/LibRaw/commit/66fe663e02a4dd610b4e832f5d9af326709336c2
- lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/04/msg00038.html
07 Fixed in
Debian 12
- libraw Fixed in 0.20.2-2.1+deb12u1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- libraw Fixed in 0.21.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- libraw Fixed in 0.21.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- darktable No fix yet
- dcraw No fix yet
- exactimage No fix yet
- kodi No fix yet
- rawtherapee No fix yet
- ufraw No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- darktable No fix yet
- dcraw No fix yet
- exactimage No fix yet
- kodi No fix yet
- rawtherapee No fix yet
- ufraw No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- darktable No fix yet
- dcraw No fix yet
- exactimage No fix yet
- kodi No fix yet
- libraw Fixed in 0.19.5-1ubuntu1.4
- rawtherapee No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 22.04 LTS
- darktable No fix yet
- dcraw No fix yet
- exactimage No fix yet
- kodi No fix yet
- libraw Fixed in 0.20.2-2ubuntu2.22.04.2
- rawtherapee No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 24.04 LTS
- darktable No fix yet
- dcraw No fix yet
- digikam No fix yet
- exactimage No fix yet
- kodi No fix yet
- libraw Fixed in 0.21.2-2.1ubuntu0.24.04.1
- rawtherapee No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 25.10
- darktable No fix yet
- dcraw No fix yet
- digikam No fix yet
- exactimage No fix yet
- kodi No fix yet
- rawtherapee No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.04 LTS
- darktable No fix yet
- dcraw No fix yet
- digikam No fix yet
- exactimage No fix yet
- kodi No fix yet
- rawtherapee No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.10
- darktable No fix yet
- dcraw No fix yet
- digikam No fix yet
- exactimage No fix yet
- kodi No fix yet
- rawtherapee No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- digikam No fix yet
- libraw Fixed in 0.17.1-1ubuntu0.5+esm1Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- digikam No fix yet
- libraw Fixed in 0.18.8-1ubuntu0.4+esm1Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 20.04 LTS
- digikam No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 22.04 LTS
- digikam No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.