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Fencer Vulns
high 7.8

CVE-2026-45200 json

GPU DDK - Double free in _FreeOSPages due to incorrect allocation flag set by _EncodeAllocationFlags

published 2026-09-04 2 mo ago modified 2026-09-09 2 mo ago also EUVD-2026-70857

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 5%
public exploits
0
none known

Summary

Software installed and run as a non-privileged user may conduct improper GPU driver IOCTL calls to create an allocation scenario that when freed would cause double free and kernel heap corruption.

Scenario caused by fabricating a specific combination of flags on the allocation interface that would cause an incorrect double free event when freed.

Patch / fix

  • Imagination Technologies Graphics DDK 1.18 RTM2, 23.2 RTM2, 26.1 RTM2

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 mo ago

Exploit prediction

0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Imagination Technologies Graphics DDK

Classification

Weakness

References

Sources

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.