CVE-2026-20911
Fixed in a distro release EPSS <1%CVSS 9.8
A heap-based buffer overflow vulnerability exists in the HuffTable::initval functionality of LibRaw Commit 0b56545 and Commit d20315b. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.
Products: LibRaw, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 14 | libraw | 0.22.1-1 |
| SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS | libraw | 0.20.2-150400.3.21.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS | libraw | 0.20.2-150400.3.21.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS | libraw | 0.20.2-150400.3.21.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS | libraw | 0.20.2-150400.3.21.1 |
| SUSE Linux Enterprise Module for Desktop Applications 15 SP7 | libraw | 0.21.1-150600.3.10.1 |
| SUSE Linux Enterprise Module for Package Hub 15 SP7 | libraw | 0.21.1-150600.3.10.1 |
| SUSE Linux Enterprise Server 15 SP4-LTSS | libraw | 0.20.2-150400.3.21.1 |
| SUSE Linux Enterprise Server 15 SP5-LTSS | libraw | 0.20.2-150400.3.21.1 |
| SUSE Linux Enterprise Server 15 SP6-LTSS | libraw | 0.21.1-150600.3.10.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP4 | libraw | 0.20.2-150400.3.21.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP5 | libraw | 0.20.2-150400.3.21.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | libraw | 0.21.1-150600.3.10.1 |
| SUSE Linux Enterprise Workstation Extension 15 SP7 | libraw | 0.21.1-150600.3.10.1 |
| SUSE Linux Enterprise Workstation Extension 15 SP7 | libraw | 0.18.9-150000.3.33.1 |
| Ubuntu 16.04 LTS | darktable | no fix |
| Ubuntu 16.04 LTS | dcraw | no fix |
| Ubuntu 16.04 LTS | exactimage | no fix |
| Ubuntu 16.04 LTS | kodi | no fix |
| Ubuntu 16.04 LTS | rawtherapee | no fix |
| Ubuntu 16.04 LTS | ufraw | no fix |
| Ubuntu 18.04 LTS | darktable | no fix |
| Ubuntu 18.04 LTS | dcraw | no fix |
| Ubuntu 18.04 LTS | exactimage | no fix |
| Ubuntu 18.04 LTS | kodi | no fix |
| Ubuntu 18.04 LTS | rawtherapee | no fix |
| Ubuntu 18.04 LTS | ufraw | no fix |
| Ubuntu 20.04 LTS | darktable | no fix |
| Ubuntu 20.04 LTS | dcraw | no fix |
| Ubuntu 20.04 LTS | exactimage | no fix |
| Ubuntu 20.04 LTS | kodi | no fix |
| Ubuntu 20.04 LTS | rawtherapee | no fix |
| Ubuntu 22.04 LTS | darktable | no fix |
| Ubuntu 22.04 LTS | dcraw | no fix |
| Ubuntu 22.04 LTS | exactimage | no fix |
| Ubuntu 22.04 LTS | kodi | no fix |
| Ubuntu 22.04 LTS | rawtherapee | no fix |
| Ubuntu 24.04 LTS | darktable | no fix |
| Ubuntu 24.04 LTS | dcraw | no fix |
| Ubuntu 24.04 LTS | digikam | no fix |
| Ubuntu 24.04 LTS | exactimage | no fix |
| Ubuntu 24.04 LTS | kodi | no fix |
| Ubuntu 24.04 LTS | rawtherapee | no fix |
| Ubuntu 25.10 | darktable | no fix |
| Ubuntu 25.10 | dcraw | no fix |
| Ubuntu 25.10 | digikam | no fix |
| Ubuntu 25.10 | exactimage | no fix |
| Ubuntu 25.10 | kodi | no fix |
| Ubuntu 25.10 | rawtherapee | no fix |
| Ubuntu 26.04 LTS | darktable | no fix |
| Ubuntu 26.04 LTS | dcraw | no fix |
| Ubuntu 26.04 LTS | digikam | no fix |
| Ubuntu 26.04 LTS | exactimage | no fix |
| Ubuntu 26.04 LTS | kodi | no fix |
| Ubuntu 26.04 LTS | rawtherapee | no fix |
| Ubuntu 26.10 | darktable | no fix |
| Ubuntu 26.10 | dcraw | no fix |
| Ubuntu 26.10 | digikam | no fix |
| Ubuntu 26.10 | exactimage | no fix |
| Ubuntu 26.10 | kodi | no fix |
| Ubuntu 26.10 | rawtherapee | no fix |
| Ubuntu Pro 16.04 LTS | digikam | no fix |
| Ubuntu Pro 18.04 LTS | digikam | no fix |
| Ubuntu Pro 20.04 LTS | digikam | no fix |
| Ubuntu Pro 22.04 LTS | digikam | no fix |
| openSUSE Leap 16.0 | libraw | 0.21.4-160000.3.1 |
| openSUSE Tumbleweed | libraw | 0.22.1-1.1 |