CVE-2020-21490
binutilsVulnerabilityCVSS 5.5PatchedPoC
A public proof-of-concept or exploit code is available, raising the risk of active exploitation. A fixed version is available (see the table below).
Recommended action: Update to the fixed version listed for your distribution using the native package manager.
Severity metrics
CVSS 3.1 : 5.5 MEDIUM
Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
ScopeUnchanged
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Vector: AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected & fixed versions by distribution
Versions are the native distribution strings (backport-aware): RHEL/Debian/SUSE backport fixes, so compare with the distro version comparator (dpkg / rpm / vercmp), not the upstream version.
| Distribution | Package | Affected | Fixed version | Status |
|---|---|---|---|---|
| Debian:11 | binutils | - | 2.33.50.20200107-1 | fixed |
| Debian:12 | binutils | - | 2.33.50.20200107-1 | fixed |
| Debian:13 | binutils | - | 2.33.50.20200107-1 | fixed |
| Debian:14 | binutils | - | 2.33.50.20200107-1 | fixed |
| Ubuntu:Pro:14.04:LTS | binutils | - | 2.24-5ubuntu14.2+esm3 | fixed |
| Ubuntu:Pro:16.04:LTS | binutils | - | 2.26.1-1ubuntu1~16.04.8+esm7 | fixed |
| Ubuntu:Pro:18.04:LTS | binutils | - | 2.30-21ubuntu1~18.04.9+esm1 | fixed |