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ALSA: pcm: Serialize PCM mmap with buffer reallocation to fix page UAF

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-2026-98116

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": [
                        "sound/core/pcm_native.c"
                    ],
                    "versions": [
                        {
                            "version": "33061d0fba51d2bf70a2ef9645f703c33fe8e438",
                            "lessThan": "e6cdd2a0470d64073349a970dc1691433804b271",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "92ee3c60ec9fe64404dc035e7c41277d74aa26cb",
                            "lessThan": "9857a75714bb5df4781e4d8b1a1753b1e17bf07a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "92ee3c60ec9fe64404dc035e7c41277d74aa26cb",
                            "lessThan": "cbadf2575d25e7dcc0d4da2717817ae569fbc99b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "92ee3c60ec9fe64404dc035e7c41277d74aa26cb",
                            "lessThan": "cbc7ec97601d09b74e05e44470fa6b0bcdabf3f5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "92ee3c60ec9fe64404dc035e7c41277d74aa26cb",
                            "lessThan": "fd137bf8149bc6460f9b7b1fc292025da04cb9ee",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "92ee3c60ec9fe64404dc035e7c41277d74aa26cb",
                            "lessThan": "8c1882dfee8f404d118020664b73eb4592172226",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "92ee3c60ec9fe64404dc035e7c41277d74aa26cb",
                            "lessThan": "9b110a9dcecc59516c77cb3c0caf1f492f75df2d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a42aa926843acca96c0dfbde2e835b8137f2f092",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9cb6c40a6ebe4a0cfc9d6a181958211682cffea9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fbeb492694ce0441053de57699e1e2b7bc148a69",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "0f6947f5f5208f6ebd4d76a82a4757e2839a23f8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "0090c13cbbdffd7da079ac56f80373a9a1be0bf8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1bbf82d9f961414d6c76a08f7f843ea068e0ab7b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5.15.32",
                            "lessThan": "5.15.222",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.279",
                            "lessThan": "4.15",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.243",
                            "lessThan": "4.20",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.193",
                            "lessThan": "5.5",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.109",
                            "lessThan": "5.11",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.16.18",
                            "lessThan": "5.17",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.17.1",
                            "lessThan": "5.18",
                            "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": [
                        "sound/core/pcm_native.c"
                    ],
                    "versions": [
                        {
                            "version": "5.18",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.18",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.222",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.189",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.158",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.111",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.53",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.7",
                            "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 9 Nov 01:18 UTC · 275 of 275 readable · 272 fully read · documentation 469/469 current