CVE-2026-7477

Mali GPU Kernel Driver allows access to already freed memory

cve-program · severity unknownCVSS unknownCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-7477

Published

Use After Free vulnerability in Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver allows a local non-privileged user process to perform valid GPU memory processing operations to access already freed memory. This issue affects Bifrost GPU Kernel Driver: from r44p0 through r49p4, from r50p0 through r51p0, from r54p1 through r54p2; Valhall GPU Kernel Driver: from r44p0 through r49p5, from r50p0 through r54p3; Arm 5th Gen GPU Architecture Kernel Driver: from r44p0 through r49p5, from r50p0 through r54p3, r55p0.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-7477

Published

Bifrost GPU Kernel Driver

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Arm Ltd",
                    "product": "Bifrost GPU Kernel Driver",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "r44p0",
                            "lessThanOrEqual": "r49p4",
                            "versionType": "patch"
                        },
                        {
                            "status": "affected",
                            "version": "r50p0",
                            "lessThanOrEqual": "r51p0",
                            "versionType": "patch"
                        },
                        {
                            "status": "affected",
                            "version": "r54p1",
                            "lessThanOrEqual": "r54p2",
                            "versionType": "patch"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Valhall GPU Kernel Driver

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Arm Ltd",
                    "product": "Valhall GPU Kernel Driver",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "r44p0",
                            "lessThanOrEqual": "r49p5",
                            "versionType": "patch"
                        },
                        {
                            "status": "affected",
                            "version": "r50p0",
                            "lessThanOrEqual": "r54p3",
                            "changes": [
                                {
                                    "at": "r56p0",
                                    "status": "unaffected"
                                }
                            ],
                            "versionType": "patch"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Arm 5th Gen GPU Architecture Kernel Driver

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Arm Ltd",
                    "product": "Arm 5th Gen GPU Architecture Kernel Driver",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "r44p0",
                            "lessThanOrEqual": "r49p5",
                            "versionType": "patch"
                        },
                        {
                            "status": "affected",
                            "version": "r50p0",
                            "lessThanOrEqual": "r54p3",
                            "versionType": "patch"
                        },
                        {
                            "status": "affected",
                            "version": "r55p0",
                            "versionType": "patch"
                        },
                        {
                            "status": "unaffected",
                            "version": "r56p0",
                            "versionType": "patch"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Original source record · Cite this exact observation · Complete original publisher JSON