CVE-2026-93244 json
drm/sysfb: simpledrm: Improve stride validation
published 2026-09-24 45 d ago modified 2026-10-30 9 d ago also EUVD-2026-86250
- cvss
- —
- not scored
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 9%
- public exploits
- 0
- none known
Summary
In the Linux kernel, the following vulnerability has been resolved:
drm/sysfb: simpledrm: Improve stride validation
Validate the computed stride against the maximum value INT_MAX.
Patch / fix
- Linux Linux 6.1.191, 6.6.160, 6.12.112, 6.18.51, 7.2.5, 7.3
- linux Debian 13 6.12.113-1
- linux Debian 14 7.2.6-1
- linux-6.12 Debian 12 6.12.113-1~deb12u1
debian advisories DEBIAN-CVE-2026-93244
- linux Ubuntu 26.04 LTS 7.0.0-42.42
- linux-aws Ubuntu 26.04 LTS 7.0.0-1016.17
- linux-gcp Ubuntu 26.04 LTS 7.0.0-1016.18
- linux-ibm Ubuntu 26.04 LTS 7.0.0-1017.17
- linux-riscv Ubuntu 26.04 LTS 7.0.0-42.42.1
- linux-oracle Ubuntu 26.04 LTS 7.0.0-1015.16
- linux-hwe-7.0 Ubuntu 24.04 LTS 7.0.0-42.42~24.04.1
- linux-oem-7.0 Ubuntu 26.04 LTS 7.0.0-1017.17
ubuntu advisories UBUNTU-CVE-2026-93244
Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
- kernel-source openSUSE Tumbleweed 7.2.8-1.1
opensuse advisories openSUSE-SU-2026:11893-1
- git.kernel.org/stable/c/f69b81d1f70573ba68685a0a0a197613f5efc7cd commit
- git.kernel.org/stable/c/110dd054fd4af97fc3f47d7df9a016b07122cc04 commit
- git.kernel.org/stable/c/b09d27caf49ff584dbafdba3bb95487a75cb8824 commit
- git.kernel.org/stable/c/6892f0a2f6b5990b9572ba043dd14dd4df6bb3f0 commit
- git.kernel.org/stable/c/bbdc6761c55662fb9ddf5ab580acb616131998fe commit
- git.kernel.org/stable/c/df6533f11688aa30be3bb883c7637f4ffdbb7cbd commit
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2026-93244 updated cvss 5.5
kernel: drm/sysfb: simpledrm: Improve stride validation
-
Red Hat Enterprise Linux 10 kernelaffected: no fix available “Fix deferred”
-
Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 more Red Hat Enterprise Linux 8 perf, kernel, bpftool, kernel-rt, kernel-core, kernel-tools, +29 more Red Hat Enterprise Linux 9 rv, perf, rtla, kernel, bpftool, libperf, +83 more Red Hat OpenShift Container Platform 4 openshift/ose-rhel-coreos-8, openshift/ose-rhel-coreos-9 Red Hat OpenShift Container Platform 5 openshift/ose-rhel-coreos-9not affected: vulnerable code not present
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
Exploit prediction
0.20% chance of exploitation in the next 30 days, higher than 9% of all scored CVEs (FIRST EPSS, 2026-11-08).
Affected products
- Linux Linux
Classification
- Technology feeds
References
- git.kernel.org /stable/c/f69b81d1f70573ba68685a0a0a197613f5efc7cd
- git.kernel.org /stable/c/110dd054fd4af97fc3f47d7df9a016b07122cc04
- git.kernel.org /stable/c/b09d27caf49ff584dbafdba3bb95487a75cb8824
- git.kernel.org /stable/c/6892f0a2f6b5990b9572ba043dd14dd4df6bb3f0
- git.kernel.org /stable/c/bbdc6761c55662fb9ddf5ab580acb616131998fe
- git.kernel.org /stable/c/df6533f11688aa30be3bb883c7637f4ffdbb7cbd
Sources
- CVE List CVE-2026-93244
- NVD CVE-2026-93244
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.