CVE-2026-98185: Linux kernel · wifi: mwifiex: validate scan response extents
Affects Linux kernelSource CVE Database V5
Not known to be exploited · fixed in dccf5ecaad4d8d43c545921f20328e8f91af8698 : update Linux kernel when convenient.
Data as of 26 Oct 2026, 17:16 UTC
Rated Medium by Threat Radar's AI analysis · CVSS not yet scored by NVD
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 7% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in dccf5ecaad4d8d43c545921f20328e8f91af8698, cb0008480ed7d5cf76f3ad9668a91bbb7d0b4417, c4943323fda22ef27bb6479b9d328ae48c63f64c +5
Exploitation evidence
Disclosed: evidence found.
CVE published 6 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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AI-suggested
A fix is available and has been applied in the Linux kernel versions identified by the fixed commit hashes. Users should update their Linux kernel to a version that includes these fixes to mitigate the vulnerability.
Description
A vulnerability in the Linux kernel's mwifiex driver was fixed by validating scan response extents before parsing. The flaw allowed the TLV parser to read beyond the command response due to improper size checks, potentially causing memory underflow.
References
- git.kernel.org/stable/c/25217c5f6ce0bf3004f80c129464cd35fe9a420f (opens in a new tab)
- git.kernel.org/stable/c/48312f0085aa1577d6d41af2a079b34de17c1a57 (opens in a new tab)
- git.kernel.org/stable/c/dccf5ecaad4d8d43c545921f20328e8f91af8698 (opens in a new tab)
- git.kernel.org/stable/c/c4943323fda22ef27bb6479b9d328ae48c63f64c (opens in a new tab)
- git.kernel.org/stable/c/cb0008480ed7d5cf76f3ad9668a91bbb7d0b4417 (opens in a new tab)
- git.kernel.org/stable/c/9cff2f39ed38a32070b08364c4c9346e85b8f9ec (opens in a new tab)
- git.kernel.org/stable/c/7106ad8b74f50cca1ef36131f327d2c78f556daa (opens in a new tab)
- git.kernel.org/stable/c/3687d7d48070838cc2953431b3a27717cab0aaf6 (opens in a new tab)