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vt: selection: Fix unsigned underflow and slab-out-of-bounds read in paste_selection()

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

cve-program · CVE-2026-98839

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": [
                        "drivers/tty/vt/selection.c"
                    ],
                    "versions": [
                        {
                            "version": "e8c75a30a23c6ba63f4ef6895cbf41fd42f21aa2",
                            "lessThan": "037d7e3ca5c593092f4b0d471eb869a85cbddde0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e8c75a30a23c6ba63f4ef6895cbf41fd42f21aa2",
                            "lessThan": "619c6d7dd76fff15a9714fbf02ce299b737f01a2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e8c75a30a23c6ba63f4ef6895cbf41fd42f21aa2",
                            "lessThan": "39495ef5d6f8019e62d65807f217a7ca8232727a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "54c522782fd11a720f959ee9cb5a15bb9580343d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "05c508edc9d0b44e4706d3c2cf14ee12aac210d2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e5be0e24ffc7f5783a3864b5b958088ed15be9e8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a4719f6d07b2c63223f7452c435c5f578f105cfe",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b4492f1e7456bd162714c0ec2815c2749d930844",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9a9c13ad21a8220cb70c9807a920f43520515f94",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c368d36878e2fc99285279fc5e14b3d3cb8947c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3.16.83",
                            "lessThan": "3.17",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.4.216",
                            "lessThan": "4.5",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.9.216",
                            "lessThan": "4.10",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.173",
                            "lessThan": "4.15",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.109",
                            "lessThan": "4.20",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.25",
                            "lessThan": "5.5",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.5.9",
                            "lessThan": "5.6",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }

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": [
                        "drivers/tty/vt/selection.c"
                    ],
                    "versions": [
                        {
                            "version": "5.6",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.6",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.56",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.10",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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

ChangeIntel

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Sources read 8 Nov 23:10 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current