CVE-2026-23069Published

vsock/virtio: fix potential underflow in virtio_transport_get_credit()

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

cve-program · CVE-2026-23069

Published

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/vmw_vsock/virtio_transport_common.c"
                    ],
                    "versions": [
                        {
                            "version": "06a8fc78367d070720af960dcecec917d3ae5f3b",
                            "lessThan": "d96de882d6b99955604669d962ae14e94b66a551",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "06a8fc78367d070720af960dcecec917d3ae5f3b",
                            "lessThan": "02f9af192b98d15883c70dd41ac76d1b0217c899",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "06a8fc78367d070720af960dcecec917d3ae5f3b",
                            "lessThan": "d05bc313788f0684b27f0f5b60c52a844669b542",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "06a8fc78367d070720af960dcecec917d3ae5f3b",
                            "lessThan": "ec0f1b3da8061be3173d1c39faaf9504f91942c3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "06a8fc78367d070720af960dcecec917d3ae5f3b",
                            "lessThan": "3ef3d52a1a9860d094395c7a3e593f3aa26ff012",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/vmw_vsock/virtio_transport_common.c"
                    ],
                    "versions": [
                        {
                            "version": "4.8",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.8",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.162",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.122",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.68",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.8",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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