CVE•Published 2025-12-28•Modified 2026-10-13•0 articles on news•5 live references•NVD data

CVE-2025-68973Gnupg · Gnupg

Vulnerability data via NVD (ingested)

CVSS v3.1

7.8

HIGH

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

EPSS percentile

Exploit Prediction Scoring System · top 96% of all CVEs

Weaknesses (CWE)

CWE-675Multiple Operations on Resource in Single-Operation Context CWE-787Out-of-bounds Write

Description

In GnuPG before 2.4.9, armor_filter in g10/armor.c has two increments of an index variable where one is intended, leading to an out-of-bounds write for crafted input. (For ExtendedLTS, 2.2.51 and later are fixed versions.)

Timeline

Published 2025-12-28

Modified 2026-10-13

External references

NVD MITRE Exploit-DB trickest/cve VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2025-68973

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Gnupg Gnupg"

All exposed Gnupg Gnupg instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Gnupg"

HTTP body or banner mentions "Gnupg" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2025-68973