CVE catalog
CVE-2026-82474
Sudo through 1.9.17p2 fails to apply intercept policy checks to the execveat system call in ptrace-based intercept mode. Users permitted to run specific commands can execute denied programs by calling
- Severity
- High · CVSS 8.5
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.18% · Oct 25, 2026
Sudo through 1.9.17p2 fails to apply intercept policy checks to the execveat system call in ptrace-based intercept mode. Users permitted to run specific commands can execute denied programs by calling execveat directly or through fexecve, bypassing policy enforcement and logging.
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 | sudo | sid | 1.9.17p2-9 | vulnerable |
| Debian | sudo | forky | 1.9.17p2-9 | vulnerable |
| Debian | sudo | trixie | 1.9.16p2-3+deb13u2 | vulnerable |
| Debian | sudo | bookworm | 1.9.13p3-1+deb12u4 | vulnerable |
| Debian | sudo | bookworm-security | 1.9.13p3-1+deb12u2 | vulnerable |
| Ubuntu | sudo | noble | 1.9.15p5-3ubuntu5.24.04.3 | fixed |
| Ubuntu | libnss-sudo | noble | 1.9.15p5-3ubuntu5.24.04.3 | fixed |
| Ubuntu | sudo-ldap | noble | 1.9.15p5-3ubuntu5.24.04.3 | fixed |
| Ubuntu | sudo | 24.04 | 1.9.14p2-1ubuntu1 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu1 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu3 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu4 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu5 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu5.24.04.1 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu5.24.04.2 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu5.24.04.3 | fixed |
| Ubuntu | sudo | 26.04 | 1.9.17p2-1ubuntu1 | vulnerable |
| Ubuntu | sudo | 26.04 | 1.9.17p2-1ubuntu2 | vulnerable |
| Ubuntu | sudo | 26.04 | 1.9.17p2-1ubuntu3 | vulnerable |
| Ubuntu | sudo | 26.04 | 1.9.17p2-1ubuntu3.1 | fixed |
| Ubuntu | sudo | 24.04 | 1.9.14p2-1ubuntu1 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu1 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu3 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu4 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu5 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu5.24.04.1 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu5.24.04.2 | vulnerable |
| Ubuntu | sudo | 24.04 | 1.9.15p5-3ubuntu5.24.04.3 | fixed |
| Ubuntu | sudo | 26.04 | 1.9.17p2-1ubuntu1 | vulnerable |
| Ubuntu | sudo | 26.04 | 1.9.17p2-1ubuntu2 | vulnerable |
| Ubuntu | sudo | 26.04 | 1.9.17p2-1ubuntu3 | vulnerable |
| Ubuntu | sudo | 26.04 | 1.9.17p2-1ubuntu3.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | sudo | source | sid | (unfixed) | unimportant | Not reported | [1146136] |
| Debian | sudo | source | forky | (unfixed) | unimportant | Not reported | [1146136] |
| Debian | sudo | source | trixie | (unfixed) | unimportant | Not reported | [1146136] |
| Debian | sudo | source | bookworm | (unfixed) | unimportant | Not reported | [1146136] |
| Ubuntu | sudo | deb | noble | 1.9.15p5-3ubuntu5.24.04.3 | Not reported | Not reported | Not reported |
| Ubuntu | libnss-sudo | deb | noble | 1.9.15p5-3ubuntu5.24.04.3 | Not reported | Not reported | Not reported |
| Ubuntu | sudo-ldap | deb | noble | 1.9.15p5-3ubuntu5.24.04.3 | Not reported | Not reported | Not reported |
| Ubuntu | sudo | deb | 24.04 | 1.9.15p5-3ubuntu5.24.04.3 | Not reported | USN-8803-1 | Not reported |
| Ubuntu | sudo | deb | 26.04 | 1.9.17p2-1ubuntu3.1 | Not reported | USN-8803-1 | Not reported |
| Ubuntu | sudo | deb | 24.04 | 1.9.15p5-3ubuntu5.24.04.3 | Not reported | UBUNTU-CVE-2026-82474 | Not reported |
| Ubuntu | sudo | deb | 26.04 | 1.9.17p2-1ubuntu3.1 | Not reported | UBUNTU-CVE-2026-82474 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libnss-sudo]Affected
Source package: [sudo]
Details (4)
1.9.13p3-1+deb12u4· all · bookwormAffected
nvd · sudo · debian · bookworm; nvd · sudo · debian · 12
1.9.13p3-1+deb12u4· all · bookwormAffected
nvd · sudo · debian · bookworm; nvd · sudo · debian · 12
1.9.13p3-1+deb12u2· all · bookworm-securityAffected
nvd · sudo · debian · bookworm; nvd · sudo · debian · 12
1.9.13p3-1+deb12u2· all · bookworm-securityAffected
nvd · sudo · debian · bookworm; nvd · sudo · debian · 12
- [sudo]Affected
Details (4)
1.9.13p3-1+deb12u4· amd64 · bookwormAffected
nvd · sudo · debian · bookworm; nvd · sudo · debian · 12
1.9.13p3-1+deb12u4· arm64 · bookwormAffected
nvd · sudo · debian · bookworm; nvd · sudo · debian · 12
1.9.13p3-1+deb12u2· amd64 · bookworm-securityAffected
nvd · sudo · debian · bookworm; nvd · sudo · debian · 12
1.9.13p3-1+deb12u2· arm64 · bookworm-securityAffected
nvd · sudo · debian · bookworm; nvd · sudo · debian · 12
- [sudo-ldap]Affected
Source package: [sudo]
Details (4)
1.9.13p3-1+deb12u4· amd64 · bookwormAffected
nvd · sudo · debian · bookworm; nvd · sudo · debian · 12
1.9.13p3-1+deb12u4· arm64 · bookwormAffected
nvd · sudo · debian · bookworm; nvd · sudo · debian · 12
1.9.13p3-1+deb12u2· amd64 · bookworm-securityAffected
nvd · sudo · debian · bookworm; nvd · sudo · debian · 12
1.9.13p3-1+deb12u2· arm64 · bookworm-securityAffected
nvd · sudo · debian · bookworm; nvd · sudo · debian · 12
[Debian 13 (Trixie)]
- [libnss-sudo]Affected
Source package: [sudo]
Details (2)
1.9.16p2-3+deb13u2· all · trixieAffected
nvd · sudo · debian · 13
1.9.16p2-3+deb13u2· all · trixieAffected
nvd · sudo · debian · 13
- [sudo]Affected
Details (2)
1.9.16p2-3+deb13u2· amd64 · trixieAffected
nvd · sudo · debian · 13
1.9.16p2-3+deb13u2· arm64 · trixieAffected
nvd · sudo · debian · 13
- [sudo-ldap]Affected
Source package: [sudo]
Details (2)
1.9.16p2-3+deb13u2· amd64 · trixieAffected
nvd · sudo · debian · 13
1.9.16p2-3+deb13u2· arm64 · trixieAffected
nvd · sudo · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2026_68692.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-82474]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-82474]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-82474]
- [https://osv.dev/vulnerability/USN-8803-1]
- [https://security-tracker.debian.org/tracker/CVE-2026-82474]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-82474.json]
- [https://ubuntu.com/security/notices/USN-8803-1]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3092.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX] · [Ubuntu Security Notices (USN)]