Description
GnuPG (gpg) 1.4.8 and 2.0.8 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via crafted duplicate keys that are imported from key servers, which triggers "memory corruption around deduplication of user IDs."
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | gnupg2 | 2.0.9-1 | — |
| Debian 13 | gnupg2 | 2.0.9-1 | — |
| Debian 12 | gnupg2 | 2.0.9-1 | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | gpg2 | 2.2.27-2.4 | openSUSE-SU-2024:10815-1 |
Advisories 1
- openSUSE-SU-2024:10815-1 dirmngr-2.2.27-2.4 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- ADV-2008-1056 vdb-entry
- [Announce] 20080326 GnuPG 1.4.9 released mailing-list
- gnupg-keys-code-execution(41547) vdb-entry
- http://www.ocert.org/advisories/ocert-2008-1.html
- 28487 vdb-entry
- https://bugs.g10code.com/gnupg/issue894
- https://bugs.gentoo.org/show_bug.cgi?id=214990
- 29568 third-party-advisory