CVE-2026-40393

EUVD-2026-21737
In Mesa before 25.3.6 and 26 before 26.0.1, out-of-bounds memory access can occur in WebGPU because the amount of to-be-allocated data depends on an untrusted party, and is then used for alloca.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 17%
Affected Products (NVD)
VendorProductVersion
mesa3dmesa
𝑥
< 25.3.6
mesa3dmesa
26.0.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
mesa
bookworm
ignored
bullseye
vulnerable
forky
26.0.6-1
fixed
sid
26.0.7-1
fixed
trixie
ignored
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
Mesa
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 12 SP3
17.0.5-117.14.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-32bit
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 12 SP3
17.0.5-117.14.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-KHR-devel
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-devel
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-dri
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-dri-32bit
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-dri-devel
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-dri-nouveau
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise workstation 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-gallium
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-gallium-32bit
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libEGL-devel
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libEGL1
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 12 SP3
17.0.5-117.14.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libEGL1-32bit
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 12 SP3
17.0.5-117.14.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libGL-devel
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libGL1
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 12 SP3
17.0.5-117.14.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libGL1-32bit
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 12 SP3
17.0.5-117.14.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libGLESv1_CM-devel
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libGLESv2-2
suse enterprise server 12 SP3
17.0.5-117.14.1
fixed
Mesa-libGLESv2-devel
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libGLESv3-devel
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libVulkan-devel
suse enterprise desktop 15 SP7
21.2.4-150400.68.18.1
fixed
suse enterprise sap 15 SP7
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
21.2.4-150400.68.18.1
fixed
Mesa-libd3d
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libd3d-devel
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libglapi-devel
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libglapi0
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 12 SP3
17.0.5-117.14.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libglapi0-32bit
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 12 SP3
17.0.5-117.14.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libva
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-libva-32bit
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-vulkan-device-select
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
Mesa-vulkan-overlay
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
libOSMesa-devel
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
libOSMesa8
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
libXvMC_nouveau
suse enterprise desktop 15 SP7
21.2.4-150400.68.18.1
fixed
suse enterprise sap 15 SP7
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
21.2.4-150400.68.18.1
fixed
suse enterprise workstation 15 SP7
21.2.4-150400.68.18.1
fixed
libgbm-devel
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
libgbm1
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 12 SP3
17.0.5-117.14.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
libgbm1-32bit
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 12 SP3
17.0.5-117.14.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
libvdpau_nouveau
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise workstation 15 SP7
24.3.3-150700.93.8.1
fixed
libvdpau_r300
suse enterprise desktop 15 SP7
22.3.5-150500.77.8.1
fixed
suse enterprise sap 15 SP7
22.3.5-150500.77.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
22.3.5-150500.77.8.1
fixed
libvdpau_r600
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
libvdpau_radeonsi
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
libvdpau_virtio_gpu
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
libvulkan_intel
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
libvulkan_lvp
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
libvulkan_radeon
suse enterprise desktop 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise sap 15 SP7
24.3.3-150700.93.8.1
fixed
suse enterprise server 15 SP4
21.2.4-150400.68.18.1
fixed
suse enterprise server 15 SP7
24.3.3-150700.93.8.1
fixed
libxatracker-devel
suse enterprise desktop 15 SP7
1.0.0-150700.93.8.1
fixed
suse enterprise sap 15 SP7
1.0.0-150700.93.8.1
fixed
suse enterprise server 15 SP4
1.0.0-150400.68.18.1
fixed
suse enterprise server 15 SP7
1.0.0-150700.93.8.1
fixed
libxatracker2
suse enterprise desktop 15 SP7
1.0.0-150700.93.8.1
fixed
suse enterprise sap 15 SP7
1.0.0-150700.93.8.1
fixed
suse enterprise server 12 SP3
1.0.0-117.14.1
fixed
suse enterprise server 15 SP4
1.0.0-150400.68.18.1
fixed
suse enterprise server 15 SP7
1.0.0-150700.93.8.1
fixed
Common Weakness Enumeration
References
https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39866
https://lists.freedesktop.org/archives/mesa-dev/2026-February/226597.html