CVE catalog
CVE-2026-19411
A NULL pointer vulnerability has been found in the the shim application of dp.c library. A missing NULL pointer could allow attackers to perform a denial of service attack on a system that uses shim a
- Severity
- Low · CVSS 3.9
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.13% · Oct 25, 2026
A NULL pointer vulnerability has been found in the the shim application of dp.c library. A missing NULL pointer could allow attackers to perform a denial of service attack on a system that uses shim application for UEFI bootloader.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | shim | sid | 16.1-2 | vulnerable |
| Debian | shim | forky | 16.1-2 | vulnerable |
| Debian | shim | trixie | 16.1-2~deb13u1 | vulnerable |
| Debian | shim | bookworm | 16.1-2~deb12u1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | shim | source | sid | (unfixed) | unimportant | Not reported | Not reported |
| Debian | shim | source | forky | (unfixed) | unimportant | Not reported | Not reported |
| Debian | shim | source | trixie | (unfixed) | unimportant | Not reported | Not reported |
| Debian | shim | source | bookworm | (unfixed) | unimportant | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [shim-helpers-amd64-signed-template]Affected
Source package: [shim]
Details (1)
16.1-2~deb12u1· amd64 · bookwormAffected
nvd · shim · debian · bookworm; nvd · shim · debian · 12
- [shim-helpers-arm64-signed-template]Affected
Source package: [shim]
Details (1)
16.1-2~deb12u1· arm64 · bookwormAffected
nvd · shim · debian · bookworm; nvd · shim · debian · 12
- [shim-unsigned]Affected
Source package: [shim]
Details (2)
16.1-2~deb12u1· amd64 · bookwormAffected
nvd · shim · debian · bookworm; nvd · shim · debian · 12
16.1-2~deb12u1· arm64 · bookwormAffected
nvd · shim · debian · bookworm; nvd · shim · debian · 12
[Debian 13 (Trixie)]
- [shim-helpers-amd64-signed-template]Affected
Source package: [shim]
Details (1)
16.1-2~deb13u1· amd64 · trixieAffected
nvd · shim · debian · 13
- [shim-helpers-arm64-signed-template]Affected
Source package: [shim]
Details (1)
16.1-2~deb13u1· arm64 · trixieAffected
nvd · shim · debian · 13
- [shim-unsigned]Affected
Source package: [shim]
Details (2)
16.1-2~deb13u1· amd64 · trixieAffected
nvd · shim · debian · 13
16.1-2~deb13u1· arm64 · trixieAffected
nvd · shim · debian · 13
Observed:
References
- [https://nvd.nist.gov/vuln/detail/CVE-2026-19411]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-19411]
- [https://security-tracker.debian.org/tracker/CVE-2026-19411]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-19411.json]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]