{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46062","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-13T15:03:33.095Z","datePublished":"2026-05-27T12:57:24.416Z","dateUpdated":"2026-06-14T17:51:32.292Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-14T17:51:32.292Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nntfs3: fix integer overflow in run_unpack() volume boundary check\n\nThe volume boundary check `lcn + len > sbi->used.bitmap.nbits` uses raw\naddition which can wrap around for large lcn and len values, bypassing\nthe validation.  Use check_add_overflow() as is already done for the\nadjacent prev_lcn + dlcn and vcn64 + len checks added by commit\n3ac37e100385 (\"ntfs3: Fix integer overflow in run_unpack()\").\n\nFound by fuzzing with a source-patched harness (LibAFL + QEMU)."}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH"}}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs3/run.c"],"versions":[{"version":"82cae269cfa953032fbb8980a7d554d60fb00b17","lessThan":"424858f9a048057bb8f834bfe03d18f5e477e747","status":"affected","versionType":"git"},{"version":"82cae269cfa953032fbb8980a7d554d60fb00b17","lessThan":"e73cd5aed6b15e55c1c47577bdb473b5e88d6a69","status":"affected","versionType":"git"},{"version":"82cae269cfa953032fbb8980a7d554d60fb00b17","lessThan":"a954061b334ec67c79ae9d0cadd83fa521396487","status":"affected","versionType":"git"},{"version":"82cae269cfa953032fbb8980a7d554d60fb00b17","lessThan":"60dab3e2931f3d792438a77a6cb0cb731c43300b","status":"affected","versionType":"git"},{"version":"82cae269cfa953032fbb8980a7d554d60fb00b17","lessThan":"f1af27cec07a9fd0847166bdb23c99e86b05bfdc","status":"affected","versionType":"git"},{"version":"82cae269cfa953032fbb8980a7d554d60fb00b17","lessThan":"6175d09c23bec4b60860ee9a0170308ff4b56e10","status":"affected","versionType":"git"},{"version":"82cae269cfa953032fbb8980a7d554d60fb00b17","lessThan":"984a415f019536ea2d24de9010744e5302a9a948","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs3/run.c"],"versions":[{"version":"5.15","status":"affected"},{"version":"0","lessThan":"5.15","status":"unaffected","versionType":"semver"},{"version":"5.15.209","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.175","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.140","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.86","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.27","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.4","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.6.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.12.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.18.27"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"7.0.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/424858f9a048057bb8f834bfe03d18f5e477e747"},{"url":"https://git.kernel.org/stable/c/e73cd5aed6b15e55c1c47577bdb473b5e88d6a69"},{"url":"https://git.kernel.org/stable/c/a954061b334ec67c79ae9d0cadd83fa521396487"},{"url":"https://git.kernel.org/stable/c/60dab3e2931f3d792438a77a6cb0cb731c43300b"},{"url":"https://git.kernel.org/stable/c/f1af27cec07a9fd0847166bdb23c99e86b05bfdc"},{"url":"https://git.kernel.org/stable/c/6175d09c23bec4b60860ee9a0170308ff4b56e10"},{"url":"https://git.kernel.org/stable/c/984a415f019536ea2d24de9010744e5302a9a948"}],"title":"ntfs3: fix integer overflow in run_unpack() volume boundary check","x_generator":{"engine":"bippy-1.2.0"}}}}