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TI-2026-85308 Aliases CVE-2026-48173GHSA-r3gq-g37j-r82w

Memory corruption in Samsung Exynos NAS message handling

Priority LOW 22CWE-120Published · Updated

Key facts

Attack vector
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Privileges required
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User interaction
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Attack complexity
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Impact type
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Confidentiality · integrity · availability
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Fix status
Fixed

No CVSS vector from any source. Fix status from CNA.

Summary

Samsung Semiconductor Exynos 850, 2100, 1280, 2200, 1330 and other products are affected before September 2026. Improper validation of the length field in the NAS message handler lets a copy write past the bounds of a buffer, which causes memory corruption (CWE-120).

Written with Claude Haiku 5.5 from the sources below · 2026-11-05

Description from the CNA

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

Why it matters now

EPSS 0.0014 3rd percentileScored 2026-11-07
Fix Fixed Exynos 850 (Samsung Semiconductor): September 2026Exynos 2100 (Samsung Semiconductor): September 2026+17 more products

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
Samsung SemiconductorExynos 850before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos 2100before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos 1280before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos 2200before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos 1330before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos 1380before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos 1480before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos 2400before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos 1580before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos 2500before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos 1680before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos 9110before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos W920before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos W930before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos W1000before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos Modem 5123before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos Modem 5300before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos Modem 5400before September 2026September 2026Patch availableCNA
Samsung SemiconductorExynos Modem 5410before September 2026September 2026Patch availableCNA
  • Exynos 850 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos 2100 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos 1280 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos 2200 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos 1330 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos 1380 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos 1480 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos 2400 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos 1580 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos 2500 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos 1680 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos 9110 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos W920 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos W930 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos W1000 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos Modem 5123 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos Modem 5300 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos Modem 5400 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA
  • Exynos Modem 5410 VendorSamsung Semiconductor Affected before September 2026 Fixed in September 2026 Patch available CNA

Remediation

Exynos 850, 2100, 1280, 2200, 1330 and other affected Samsung Semiconductor Exynos products are fixed in September 2026.

Written with Claude Haiku 5.5 from the sources below · 2026-11-05

  • Fix · CNA Exynos 850 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos 2100 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos 1280 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos 2200 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos 1330 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos 1380 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos 1480 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos 2400 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos 1580 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos 2500 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos 1680 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos 9110 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos W920 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos W930 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos W1000 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos Modem 5123 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos Modem 5300 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos Modem 5400 (Samsung Semiconductor) Fixed in September 2026
  • Fix · CNA Exynos Modem 5410 (Samsung Semiconductor) Fixed in September 2026

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Samsung Semiconductor Exynos Modem 5300, Exynos Modem 5400 September 2026

    5 records Highest priority Priority LOW 5 LOW

    Other records, highest priority first

    • TI-2026-85310 Out-of-bounds read in Samsung Exynos RRC message handlingPriority LOW 24
    • TI-2026-85313 Improper SDP payload handling in Samsung Exynos modem IMS stackPriority LOW 22
    • TI-2026-85311 Memory corruption from improper message validation in Samsung ExynosPriority LOW 22
    Show all 5 records →
  • Release ·

    Samsung Semiconductor Exynos Modem 5123 September 2026

    4 records Highest priority Priority LOW 4 LOW

    Other records, highest priority first

    • TI-2026-85310 Out-of-bounds read in Samsung Exynos RRC message handlingPriority LOW 24
    • TI-2026-85313 Improper SDP payload handling in Samsung Exynos modem IMS stackPriority LOW 22
    • TI-2026-85311 Memory corruption from improper message validation in Samsung ExynosPriority LOW 22
    Show all 4 records →
Show 4 more groups
  • Release ·

    Samsung Semiconductor Exynos 9110 September 2026

    3 records Highest priority Priority LOW 3 LOW

    Other records, highest priority first

    • TI-2026-85313 Improper SDP payload handling in Samsung Exynos modem IMS stackPriority LOW 22
    • TI-2026-85311 Memory corruption from improper message validation in Samsung ExynosPriority LOW 22
    Show all 3 records →
  • Release ·

    Samsung Semiconductor Exynos 1280, Exynos 1330 and 3 more products September 2026

    3 records Highest priority Priority LOW 3 LOW

    Other records, highest priority first

    • TI-2026-85310 Out-of-bounds read in Samsung Exynos RRC message handlingPriority LOW 24
    • TI-2026-85309 Samsung Exynos NR RRC crash on messages before authenticationPriority LOW 22
    Show all 3 records →
  • Release ·

    Samsung Semiconductor Exynos 1580, Exynos 2500, Exynos Modem 5410 September 2026

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2026-85310 Out-of-bounds read in Samsung Exynos RRC message handlingPriority LOW 24
    Show all 2 records →
  • Release ·

    Samsung Semiconductor Exynos 2200, Exynos W1000 September 2026

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2026-85309 Samsung Exynos NR RRC crash on messages before authenticationPriority LOW 22
    Show all 2 records →

Timeline

  1. 2026-11-05 Threatist record created from CVE-2026-48173
  2. 2026-11-05 Alias added: GHSA-r3gq-g37j-r82w

References

Other 1

  • TI-2026-85310 Out-of-bounds read in Samsung Exynos RRC message handling CVSS 3.1MEDIUM 5.5
  • TI-2026-85330 Insufficient length validation in Samsung Exynos Modem GNSS loader CVSS —
  • TI-2026-85329 Samsung Exynos GPU driver memory corruption from improper VMID validation CVSS —
  • TI-2026-85328 Out-of-bounds memory access in Samsung Exynos device driver CVSS —
  • TI-2026-85327 Reference count flaw in Samsung GPU driver corrupts memory CVSS —
  • TI-2026-85326 Improper synchronization in Samsung Exynos GPU driver corrupts memory CVSS —
See all 34 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences