Unrated severityNVD Advisory· Published Aug 10, 2026· Updated Aug 19, 2026
CVE-2026-68406
CVE-2026-68406
Description
In the Linux kernel, the following vulnerability has been resolved:
wifi: cfg80211: validate PMSR FTM preamble range
PMSR FTM request parsing accepts preamble values outside the enumerated nl80211 preamble range.
Reject out-of-range values before using them in the parser capability bit test using the policy.
[drop unnecessary check]
Affected products
76- osv-coords75 versionspkg:rpm/almalinux/kernel-64k-corepkg:rpm/almalinux/kernel-64k-modules-extrapkg:rpm/almalinux/kernel-rt-64k-corepkg:rpm/almalinux/kernel-rt-64k-debugpkg:rpm/almalinux/kernel-zfcpdump-corepkg:rpm/almalinux/kernel-zfcpdump-develpkg:rpm/almalinux/kernel-64k-debug-devel-matchedpkg:rpm/almalinux/kernel-64k-debug-modules-corepkg:rpm/almalinux/kernel-64k-modulespkg:rpm/almalinux/kernel-corepkg:rpm/almalinux/kernel-cross-headerspkg:rpm/almalinux/kernel-debug-develpkg:rpm/almalinux/kernel-debug-devel-matchedpkg:rpm/almalinux/kernel-debug-modulespkg:rpm/almalinux/kernel-debug-modules-corepkg:rpm/almalinux/kernel-rt-debug-modules-extrapkg:rpm/almalinux/kernel-rt-develpkg:rpm/almalinux/kernel-rt-modulespkg:rpm/almalinux/kernel-uki-virtpkg:rpm/almalinux/kernelpkg:rpm/almalinux/kernel-64k-debug-develpkg:rpm/almalinux/kernel-debugpkg:rpm/almalinux/kernel-rt-64k-debug-modules-corepkg:rpm/almalinux/kernel-rt-64k-develpkg:rpm/almalinux/kernel-rt-debug-modules-corepkg:rpm/almalinux/kernel-rt-modules-corepkg:rpm/almalinux/kernel-tools-libs-develpkg:rpm/almalinux/kernel-zfcpdump-devel-matchedpkg:rpm/almalinux/kernel-zfcpdump-modulespkg:rpm/almalinux/kernel-zfcpdump-modules-corepkg:rpm/almalinux/libperfpkg:rpm/almalinux/perfpkg:rpm/almalinux/python3-perfpkg:rpm/almalinux/rtlapkg:rpm/almalinux/rvpkg:rpm/almalinux/kernel-64k-develpkg:rpm/almalinux/kernel-modules-corepkg:linux/kernelpkg:rpm/almalinux/kernel-64k-modules-corepkg:rpm/almalinux/kernel-develpkg:rpm/almalinux/kernel-rt-64kpkg:rpm/almalinux/kernel-rt-64k-debug-modulespkg:rpm/almalinux/kernel-rt-64k-modulespkg:rpm/almalinux/kernel-64k-debug-modulespkg:rpm/almalinux/kernel-64k-debug-modules-extrapkg:rpm/almalinux/kernel-debug-modules-extrapkg:rpm/almalinux/kernel-debug-uki-virtpkg:rpm/almalinux/kernel-devel-matchedpkg:rpm/almalinux/kernel-docpkg:rpm/almalinux/kernel-modules-extrapkg:rpm/almalinux/kernel-rt-64k-debug-corepkg:rpm/almalinux/kernel-tools-libspkg:rpm/almalinux/kernel-64k-debugpkg:rpm/almalinux/kernel-abi-stablelistspkg:rpm/almalinux/kernel-debug-corepkg:rpm/almalinux/kernel-rtpkg:rpm/almalinux/kernel-rt-64k-debug-develpkg:rpm/almalinux/kernel-rt-64k-debug-modules-extrapkg:rpm/almalinux/kernel-rt-64k-modules-corepkg:rpm/almalinux/kernel-rt-64k-modules-extrapkg:rpm/almalinux/kernel-rt-debug-modulespkg:rpm/almalinux/kernel-zfcpdump-modules-extrapkg:rpm/almalinux/kernel-64kpkg:rpm/almalinux/kernel-64k-debug-corepkg:rpm/almalinux/kernel-64k-devel-matchedpkg:rpm/almalinux/kernel-headerspkg:rpm/almalinux/kernel-modulespkg:rpm/almalinux/kernel-rt-corepkg:rpm/almalinux/kernel-rt-debugpkg:rpm/almalinux/kernel-rt-debug-corepkg:rpm/almalinux/kernel-rt-debug-develpkg:rpm/almalinux/kernel-rt-modules-extrapkg:rpm/almalinux/kernel-toolspkg:rpm/almalinux/kernel-uki-virt-addonspkg:rpm/almalinux/kernel-zfcpdump
< 5.14.0-687.47.1.el9_8+ 74 more
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- (no CPE)range: >= 5.0.0, < 5.10.265
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Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/2b97fa1bce7731f6a244f3d4407c61858f09b93fnvd
- git.kernel.org/stable/c/36230936468f0ba4930e94aef496fc229d4bb951nvd
- git.kernel.org/stable/c/44ea65d779e2d23b2264fea6af2d0c666a3ec9fbnvd
- git.kernel.org/stable/c/58320cb47df2accc7a20bb72c0150280732fa58fnvd
- git.kernel.org/stable/c/73ada9f23c2c7fac74474ea2a38ceb265bae17f1nvd
- git.kernel.org/stable/c/922d71fbaf99c1d5318151a0cb0a42ad448d07d9nvd
- git.kernel.org/stable/c/9b33f260db3971f572dda0b45dd28d477cf51ed1nvd
- git.kernel.org/stable/c/cfbda103aeae61071a122a6fc2bfe98cffbd7165nvd
News mentions
1- Linux Kernel: 25 Vulnerabilities Patched in Single August 10th DisclosureVypr Intelligence · Aug 10, 2026