CVE-2015-1607

unknown

Published — · Modified —

CVSS v3

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CVSS v2

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VIR risk

—

Description

kbx/keybox-search.c in GnuPG before 1.4.19, 2.0.x before 2.0.27, and 2.1.x before 2.1.2 does not properly handle bitwise left-shifts, which allows remote attackers to cause a denial of service (invalid read operation) via a crafted keyring file, related to sign extensions and "memcpy with overlapping ranges."

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2015-1607

OS impact

OS	Version	Status	Fixed in
debian	bookworm	fixed	`2.0.26-5`
debian	bullseye	fixed	`2.0.26-5`
debian	forky	fixed	`2.0.26-5`
debian	sid	fixed	`2.0.26-5`
debian	trixie	fixed	`2.0.26-5`

References

https://security-tracker.debian.org/tracker/CVE-2015-1607

Verify integrity in audit chain (admin only). AS-IS.