VulnerabilityAnalyzed

CVE-2025-26780

The lack of a length check leads to a Denial of Service via a malformed PDCP packet.

HIGH 7.5EPSS 0.34%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.34%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An issue was discovered in L2 in Samsung Mobile Processor and Modem Exynos 2400 and Modem 5400. The lack of a length check leads to a Denial of Service via a malformed PDCP packet.

CVSS 3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.34% probability · 27th percentile
CISA KEV: Not listed
Weakness: CWE-20
Affected: samsung/exynos 2400 firmware · samsung/modem 5400 firmware
Source: cve@mitre.org

References

https://semiconductor.samsung.com/support/quality-support/product-security-updates/Vendor Advisory
https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2025-26780/Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.