CVE-2025-30258CWE-754

In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a valid backsig or that has incorrect usage flags…

Low · published March 19, 2025

CVSS v3.1
2.7
EPSS
0%
Percentile
8.6
In the wild
Unconfirmed
What it is

In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a valid backsig or that has incorrect usage flags, the user loses the ability to verify signatures made from certain other signing keys, aka a "verification DoS."

The record
Technical detail
CVSS v3.1
2.7 · LOW
Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00194 · 8.6th percentile
Weakness
CWE-754 · Improper Check for Unusual or Exceptional Conditions
Published
2025-03-19T00:00Z
EPSS history
Timeline
  • 19 MAR 00:00Z
    In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a valid backsig or that has incorrect usage flags…
    cvelistv5