CVE-2021-40490
linux-ltsVulnerabilityCVSS 7.0Patched
No public exploitation has been reported so far. 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 : 7.0 HIGH · CVSS 2.0 : 4.4 MEDIUM
Attack vectorLocal
Attack complexityHigh
Privileges requiredLow
User interactionNone
ScopeUnchanged
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Vector: AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/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 |
|---|---|---|---|---|
| Arch | linux-lts | 5.10.62-1 | 5.10.63-1 | fixed |
| Arch | linux-hardened | 5.13.14.hardened1-1 | 5.13.15.hardened1-1 | fixed |
| Arch | linux-zen | 5.13.13.zen1-1 | 5.14.2.zen1-2 | fixed |
| Arch | linux | 5.13.13.arch1-1 | 5.14.2.arch1-2 | fixed |
| Debian:11 | linux | - | 5.10.46-5 | fixed |
| Debian:12 | linux | - | 5.14.6-1 | fixed |
| Debian:13 | linux | - | 5.14.6-1 | fixed |
| Debian:14 | linux | - | 5.14.6-1 | fixed |
| SUSE:Linux Enterprise Module for Basesystem 15 SP3 | kernel-default-base | - | 5.3.18-59.27.1.18.15.1 | fixed |
| SUSE:Linux Enterprise Micro 5.1 | kernel-default-base | - | 5.3.18-59.27.1.18.15.1 | fixed |
| SUSE:Linux Enterprise Module for Basesystem 15 SP2 | kernel-default-base | - | 5.3.18-24.86.2.9.40.2 | fixed |
| SUSE:Linux Enterprise Micro 5.0 | kernel-default-base | - | 5.3.18-24.86.2.9.40.2 | fixed |
| openSUSE:Leap 15.2 | kernel-default | - | 5.3.18-lp152.95.1 | fixed |
| openSUSE:Leap 15.3 | kernel-default | - | 5.3.18-59.27.1 | fixed |
| openSUSE:Leap 15.3 | kernel-default | - | 4.12.14-197.102.2 | fixed |
| openSUSE:Leap 15.2 | kernel-default-base | - | 5.3.18-lp152.95.1.lp152.8.44.1 | fixed |
| openSUSE:Leap 15.3 | kernel-default-base | - | 5.3.18-59.27.1.18.15.1 | fixed |
| Red Hat:enterprise_linux:8::baseos | kernel | - | 0:4.18.0-372.9.1.el8 | fixed |