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Fencer Vulns
critical 10.0

CVE-2006-6235 json

A "stack overwrite" vulnerability in GnuPG (gpg) 1.x before 1.4.6, 2.x before 2.0.2, and 1.9.0 through 1.9.95 allows attackers to execute a…

published 2006-12-07 19 y ago modified 2026-06-16 4 mo ago also EUVD-2006-6218

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.2%
EPSS 6.2% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

A "stack overwrite" vulnerability in GnuPG (gpg) 1.x before 1.4.6, 2.x before 2.0.2, and 1.9.0 through 1.9.95 allows attackers to execute arbitrary code via crafted OpenPGP packets that cause GnuPG to dereference a function pointer from deallocated stack memory.

Patch / fix

  • gnupg2 Debian 14, Debian 13, Debian 12 2.0.0-5.2

debian advisories DEBIAN-CVE-2006-6235

  • gnupg RHEL 2.1 1.0.7-20
  • gnupg RHEL 3 1.2.1-19
  • gnupg RHEL 4 1.2.6-8

red hat advisories RHSA-2006:0754

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2006-6235 updated

security flaw

  • Red Hat Desktop version 3 gnupg 1.2.1-19 Red Hat Enterprise Linux AS (Advanced Server) version 2.1 gnupg 1.0.7-20 Red Hat Enterprise Linux AS version 3 gnupg 1.2.1-19 Red Hat Enterprise Linux AS version 4 gnupg 1.2.6-8 Red Hat Enterprise Linux Desktop version 4 gnupg 1.2.6-8 Red Hat Enterprise Linux ES version 2.1 gnupg 1.0.7-20
    +6 more products
    Red Hat Enterprise Linux ES version 3 gnupg 1.2.1-19 Red Hat Enterprise Linux ES version 4 gnupg 1.2.6-8 Red Hat Enterprise Linux WS version 2.1 gnupg 1.0.7-20 Red Hat Enterprise Linux WS version 3 gnupg 1.2.1-19 Red Hat Enterprise Linux WS version 4 gnupg 1.2.6-8 Red Hat Linux Advanced Workstation 2.1 gnupg 1.0.7-20
    fixed: vendor fix RHSA-2006:0754

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

6.23% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.