Unrated severityNVD Advisory· Published Oct 6, 2026
CVE-2026-98187
CVE-2026-98187
Description
In the Linux kernel, the following vulnerability has been resolved:
wifi: p54: require a full exp_if record in PDR_INTERFACE_LIST
The PDR_INTERFACE_LIST loop only checks that the record start is within the entry before reading an entire struct exp_if from it. A truncated trailing record makes the if_id/variant reads cross the entry boundary into the heap beyond the EEPROM buffer (verified with a KASAN reproducer of the loop). The variant also feeds the synth front-end selection, so this is not only a leak.
Advance only while a full record still fits in the entry.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/162dbe1c285a621eab6a9f2851086b63a0378928nvd
- git.kernel.org/stable/c/487f966421014de41e835bbce3feb30b35f4f729nvd
- git.kernel.org/stable/c/70bf34b425fe549a4f6a8d50a319f8f05d1f91c9nvd
- git.kernel.org/stable/c/bc83c04be042f53869c315b8e1eb5f124959d1d7nvd
- git.kernel.org/stable/c/d2fb6b588dc5bbab4f603661e41cd60f0d931628nvd
- git.kernel.org/stable/c/d44c1badc2dcb042985f7e37f4c448c84548b81fnvd
- git.kernel.org/stable/c/d82492fd0a3fb61963c236521852763238ad3898nvd
- git.kernel.org/stable/c/d8efd84f49379ed28624098821f80e992657d935nvd
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