CVE-2026-31474Published

can: isotp: fix tx.buf use-after-free in isotp_sendmsg()

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-2026-31474

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/can/isotp.c"
                    ],
                    "versions": [
                        {
                            "version": "96d1c81e6a0478535342dff6c730adb076cd84e8",
                            "lessThan": "cb3d6efa78460e6d50bf68806d0db66265709f64",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "96d1c81e6a0478535342dff6c730adb076cd84e8",
                            "lessThan": "9649d051e54413049c009638ec1dc23962c884a4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "96d1c81e6a0478535342dff6c730adb076cd84e8",
                            "lessThan": "eec8a1b18a79600bd4419079dc0026c1db72a830",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "96d1c81e6a0478535342dff6c730adb076cd84e8",
                            "lessThan": "2e62e7051eca75a7f2e3d52d62ec10d7d7aa358c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "96d1c81e6a0478535342dff6c730adb076cd84e8",
                            "lessThan": "424e95d62110cdbc8fd12b40918f37e408e35a92",
                            "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/can/isotp.c"
                    ],
                    "versions": [
                        {
                            "version": "6.4",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.4",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.131",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.80",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.21",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.11",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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