CVE-2025-39823None▾ SunlitIn the Linux kernel, the following vulnerability has been resolved: KVM: x86: use array_index_nospec with indices that come from guest min and dest_id are guest-controlled indices. Using array_index_nospec() after the bounds checks cla…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 2.8 · likelihood 0 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Nov 5.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
Last analysed / modified upstream
0.2%
In the Linux kernel, the following vulnerability has been resolved:
KVM: x86: use array_index_nospec with indices that come from guest
min and dest_id are guest-controlled indices. Using array_index_nospec() after the bounds checks clamps these values to mitigate speculative execution side-channels.
Linux >= 4180bf1b655a791a0a6ef93a2ffffc762722c782 < 72777fc31aa7ab2ce00f44bfa3929c6eabbeaf48Linux >= 4180bf1b655a791a0a6ef93a2ffffc762722c782 < 31a0ad2f60cb4816e06218b63e695eb72ce74974Linux >= 4180bf1b655a791a0a6ef93a2ffffc762722c782 < d51e381beed5e2f50f85f49f6c90e023754efa12Linux >= 4180bf1b655a791a0a6ef93a2ffffc762722c782 < 33e974c2d5a82b2f9d9ba0ad9cbaabc1c8e3985fLinux >= 4180bf1b655a791a0a6ef93a2ffffc762722c782 < f49161646e03d107ce81a99c6ca5da682fe5fb69Linux >= 4180bf1b655a791a0a6ef93a2ffffc762722c782 < 67a05679621b7f721bdba37a5d18665d3aceb695Linux >= 4180bf1b655a791a0a6ef93a2ffffc762722c782 < f57a4bd8d6cb5af05b8ac1be9098e249034639fbLinux >= 4180bf1b655a791a0a6ef93a2ffffc762722c782 < c87bd4dd43a624109c3cc42d843138378a7f4548Linux 4.19Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
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