CVE catalog

CVE-2026-24882

gnupg2: CVE-2026-24882

Severity: High · CVSS 8.4CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: Jan 27, 2026, 6:40:18 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.44% · Oct 25, 2026

In GnuPG before 2.5.17, a stack-based buffer overflow exists in tpm2daemon during handling of the PKDECRYPT command for TPM-backed RSA and ECC keys.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	gnupg2	sid	`2.4.9-8`	fixed
Debian	gnupg2	forky	`2.4.9-8`	fixed
Debian	gnupg2	trixie	`2.4.7-21+deb13u1`	vulnerable
Debian	gnupg2	bookworm	`2.2.40-1.1+deb12u2`	not affected
Opensuse	gpg2	leap 16.0	`2.5.5-160000.4.1`	fixed
Suse	gpg2	linux micro 6.1	`2.4.4-slfo.1.1_7.1`	fixed
Suse	gpg2	linux micro 6.0	`2.4.4-7.1`	fixed
Suse	gpg2	linux enterprise server 16.0	`2.5.5-160000.4.1`	fixed
Suse	gpg2	linux enterprise server for sap applications 16.0	`2.5.5-160000.4.1`	fixed
Suse	gpg2	linux micro 6.2	`2.5.5-160000.4.1`	fixed
Suse	gpg2	linux enterprise module for basesystem 15 sp7	`2.4.4-150600.3.15.1`	fixed
Suse	gpg2	linux enterprise server 15 sp6-ltss	`2.4.4-150600.3.15.1`	fixed
Suse	gpg2	linux enterprise server for sap applications 15 sp6	`2.4.4-150600.3.15.1`	fixed
Opensuse	gpg2	leap 15.6	`2.4.4-150600.3.15.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	gnupg2	source	sid	`2.4.9-4`	not yet assigned	Not reported	[1126631]
Debian	gnupg2	source	forky	`2.4.9-4`	not yet assigned	Not reported	[1126631]
Debian	gnupg2	source	trixie	`(unfixed)`	not yet assigned	Not reported	[1126631]
Debian	gnupg2	source	bookworm	`Not affected`	unimportant	Not reported	[1126631]
Opensuse	gpg2	rpm	leap 16.0	`2.5.5-160000.4.1`	Not reported	OPENSUSE-SU-2026:20136-1	Not reported
Suse	gpg2	rpm	linux micro 6.1	`2.4.4-slfo.1.1_7.1`	Not reported	SUSE-SU-2026:20487-1	Not reported
Suse	gpg2	rpm	linux micro 6.0	`2.4.4-7.1`	Not reported	SUSE-SU-2026:20444-1	Not reported
Suse	gpg2	rpm	linux enterprise server 16.0	`2.5.5-160000.4.1`	Not reported	SUSE-SU-2026:20195-1	Not reported
Suse	gpg2	rpm	linux enterprise server for sap applications 16.0	`2.5.5-160000.4.1`	Not reported	SUSE-SU-2026:20195-1	Not reported
Suse	gpg2	rpm	linux micro 6.2	`2.5.5-160000.4.1`	Not reported	SUSE-SU-2026:20179-1	Not reported
Suse	gpg2	rpm	linux enterprise module for basesystem 15 sp7	`2.4.4-150600.3.15.1`	Not reported	SUSE-SU-2026:0434-1	Not reported
Suse	gpg2	rpm	linux enterprise server 15 sp6-ltss	`2.4.4-150600.3.15.1`	Not reported	SUSE-SU-2026:0434-1	Not reported
Suse	gpg2	rpm	linux enterprise server for sap applications 15 sp6	`2.4.4-150600.3.15.1`	Not reported	SUSE-SU-2026:0434-1	Not reported
Opensuse	gpg2	rpm	leap 15.6	`2.4.4-150600.3.15.1`	Not reported	SUSE-SU-2026:0434-1	Not reported

[Debian bug #1126631]

Notes

[trixie] gnupg2: Minor issue

OpenFactory catalog packages

[Debian 13 (Trixie)]

[dirmngr]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1+b4 · amd64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1+b4 · arm64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gnupg]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1 · all · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1 · all · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gnupg2]Affected
Details (2)
- 2.4.7-21+deb13u1 · all · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1 · all · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gnupg-agent]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1 · all · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1 · all · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gnupg-l10n]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1 · all · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1 · all · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gnupg-utils]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1+b4 · amd64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1+b4 · arm64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gpg]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1+b4 · amd64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1+b4 · arm64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gpg-agent]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1+b4 · amd64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1+b4 · arm64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gpgconf]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1+b4 · amd64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1+b4 · arm64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gpgsm]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1+b4 · amd64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1+b4 · arm64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gpgv]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1+b4 · amd64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1+b4 · arm64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gpgv-static]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1+b4 · amd64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1+b4 · arm64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gpgv-win32]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1 · all · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1 · all · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gpg-wks-client]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1+b4 · amd64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1+b4 · arm64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
[gpg-wks-server]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1+b4 · amd64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1+b4 · arm64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
[scdaemon]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1+b4 · amd64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1+b4 · arm64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
[tpm2daemon]Affected
Source package: [gnupg2]
Details (2)
- 2.4.7-21+deb13u1+b4 · amd64 · trixie
  Affected
  dsa · gnupg2 · debian · 13
- 2.4.7-21+deb13u1+b4 · arm64 · trixie
  Affected
  dsa · gnupg2 · debian · 13

[Debian 12 (Bookworm)]

[dirmngr]Not affected
Source package: [gnupg2]
Details (2)
- 2.2.40-1.1+deb12u2 · amd64 · bookworm
  Not affected
  dsa · gnupg2 · debian · bookworm
- 2.2.40-1.1+deb12u2 · arm64 · bookworm
  Not affected
  dsa · gnupg2 · debian · bookworm
[gnupg]Not affected
Source package: [gnupg2]
Details (2)
- 2.2.40-1.1+deb12u2 · all · bookworm
  Not affected
  dsa · gnupg2 · debian · bookworm
- 2.2.40-1.1+deb12u2 · all · bookworm
  Not affected
  dsa · gnupg2 · debian · bookworm
[gnupg2]Not affected
Details (2)
- 2.2.40-1.1+deb12u2 · all · bookworm
  Not affected
  dsa · gnupg2 · debian · bookworm
- 2.2.40-1.1+deb12u2 · all · bookworm
  Not affected
  dsa · gnupg2 · debian · bookworm

Next results

Observed: Oct 24, 2026, 1:11:29 AM UTC

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]