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CVE-2026-48173VulnerabilityPublished

In the NAS message handler, improper validation of the length field in NAS message causes memory corruption

Source GCVE Database

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Authoritative record:CVE-2026-48173· High

Not known to be exploited : upgrade to September 2026 soon.

Data as of 5 Nov 2026, 04:27 UTC

Severity
High

Rated by Threat Radar · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in September 2026

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 5 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 5 Nov 2026.

What to do

Upgrade Exynos to September 2026.

Affected software

ProductAffectedFixed in
Samsung SemiconductorExynos 850Affected
  • =0
Fixed in
  • September 2026
Samsung SemiconductorExynos 2100Affected
  • =0
Fixed in
  • September 2026
Samsung SemiconductorExynos 1280Affected
  • =0
Fixed in
  • September 2026
Samsung SemiconductorExynos 2200Affected
  • =0
Fixed in
  • September 2026
Samsung SemiconductorExynos 1330Affected
  • =0
Fixed in
  • September 2026
Samsung SemiconductorExynos 1380Affected
  • =0
Fixed in
  • September 2026

Description

A vulnerability exists in the NAS message handler due to improper validation of the length field in NAS messages, which can cause memory corruption.

References

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