Improper input validation in wpa_supplicant prior to SMR Sep-2026 Release 1 allows adjacent attackers to write out-of-bounds memory. (CVE-2026-21094)
CVE-2026-21094 is a vulnerability in wpa_supplicant prior to SMR Sep-2026 Release 1 where improper input validation allows adjacent attackers to write out-of-bounds memory. This memory corruption issue could potentially lead to undefined behavior or compromise of the affected system. The vulnerability has been assigned a medium severity rating.
AI Analysis
Technical Summary
This vulnerability involves improper input validation in wpa_supplicant versions before SMR Sep-2026 Release 1. An adjacent attacker can exploit this flaw to write out-of-bounds memory, which may cause memory corruption. The issue is documented under CVE-2026-21094 and has a CVSS 4.0 vector indicating medium impact with attack vector as adjacent and high complexity. No known exploits in the wild have been reported, and no patch links or vendor advisories are currently provided.
Potential Impact
Successful exploitation allows an adjacent attacker to write out-of-bounds memory in wpa_supplicant, potentially leading to memory corruption. This could affect the stability or security of the affected system, but no further impact details or exploitation reports are available.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided at this time.
Improper input validation in wpa_supplicant prior to SMR Sep-2026 Release 1 allows adjacent attackers to write out-of-bounds memory. (CVE-2026-21094)
Description
CVE-2026-21094 is a vulnerability in wpa_supplicant prior to SMR Sep-2026 Release 1 where improper input validation allows adjacent attackers to write out-of-bounds memory. This memory corruption issue could potentially lead to undefined behavior or compromise of the affected system. The vulnerability has been assigned a medium severity rating.
CVSS v4.0
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves improper input validation in wpa_supplicant versions before SMR Sep-2026 Release 1. An adjacent attacker can exploit this flaw to write out-of-bounds memory, which may cause memory corruption. The issue is documented under CVE-2026-21094 and has a CVSS 4.0 vector indicating medium impact with attack vector as adjacent and high complexity. No known exploits in the wild have been reported, and no patch links or vendor advisories are currently provided.
Potential Impact
Successful exploitation allows an adjacent attacker to write out-of-bounds memory in wpa_supplicant, potentially leading to memory corruption. This could affect the stability or security of the affected system, but no further impact details or exploitation reports are available.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided at this time.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-x2xp-m8p3-jxm8
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-21094"]
- Ecosystems
- []
- Database Specific Severity
- MODERATE
- Cvss Version
- 4.0
Threat ID: 6aa15f7bacd9273b49618372
Added to database: 09/09/2026, 13:30:35 UTC
Last enriched: 09/09/2026, 13:57:21 UTC
Last updated: 09/09/2026, 22:52:09 UTC
Views: 3
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