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VulnerabilityPublished

CVE-2026-33972: In the Exynos modem's IMS stack, Out of Bound access occurs due to improper validation

Source GCVE Database

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Authoritative record:CVE-2026-33972· High

Not known to be exploited : upgrade to October 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 October 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 October 2026.

Affected software

ProductAffectedFixed in
Samsung SemiconductorExynos 1080Affected
  • =0
Fixed in
  • October 2026
Samsung SemiconductorExynos 9110Affected
  • =0
Fixed in
  • October 2026
Samsung SemiconductorExynos Modem 5123Affected
  • =0
Fixed in
  • October 2026
Samsung SemiconductorExynos Modem 5300Affected
  • =0
Fixed in
  • October 2026
Samsung SemiconductorExynos Modem 5400Affected
  • =0
Fixed in
  • October 2026

Description

An out-of-bounds access vulnerability exists in the Exynos modem's IMS stack caused by improper validation. This flaw could potentially lead to memory corruption or unexpected behavior within the modem's IMS functionality.

References

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