CVE Explorer
CVE-2026-45203
Kernel software installed and running inside a Host VM may post improper commands to the GPU Firmware to trigger a memory write outside the permitted range of memory for the host kernel.
A TOCTOU bug existed where a malicious driver could modify values in memory after firmware validation but before use.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unknown","platforms":["Linux","Android"],"product":"Graphics DDK","vendor":"Imagination Technologies","versions":[{"status":"affected","version":"1.18 RTM2","versionType":"custom"},{"status":"affected","version":"23.2 RTM2","versionType":"custom"},{"status":"affected","version":"24.2 RTM2","versionType":"custom"},{"lessThanOrEqual":"25.3 RTM","status":"affected","version":"25.1 RTM2","versionType":"custom"},{"status":"affected","version":"26.1 RTM1","versionType":"custom"},{"status":"unaffected","version":"26.1 RTM2","versionType":"custom"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:6773c71039430292752095ce8e6fb230c0052c5ebc0264a9fe3491f6a7b8e3bf · sha256:a1c5e926d0d6d90e… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:6773c71039430292752095ce8e6fb230c0052c5ebc0264a9fe3491f6a7b8e3bf · sha256:a1c5e926d0d6d90e… · /containers/adp/0/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-367","description":"CWE - CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition (4.20)","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:6773c71039430292752095ce8e6fb230c0052c5ebc0264a9fe3491f6a7b8e3bf · sha256:a1c5e926d0d6d90e… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://www.imaginationtech.com/gpu-driver-vulnerabilities/"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:6773c71039430292752095ce8e6fb230c0052c5ebc0264a9fe3491f6a7b8e3bf · sha256:a1c5e926d0d6d90e… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.