CVE-2015-7511

low

Published 2016-04-19 · Modified 2026-05-06

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CVSS v3

2.0

CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS v4 NEW

—

not yet in upstream

VIR risk

2.0

Description

Libgcrypt before 1.6.5 does not properly perform elliptic-point curve multiplication during decryption, which makes it easier for physically proximate attackers to extract ECDH keys by measuring electromagnetic emanations.

Predictions

Exploit likelihood

23%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

SUSE Affected 1 release

Version	Status	Fixed in
—	Affected	—

Ubuntu Affected 3 releases

Version	Status	Fixed in
15.10	Affected	—
14.04	Affected	—
12.04	Affected	—

Debian Mixed 7 releases

Version	Status	Fixed in
trixie	Fixed	`1.6.5-2`
sid	Fixed	`1.6.5-2`
forky	Fixed	`1.6.5-2`
bullseye	Fixed	`1.6.5-2`
bookworm	Fixed	`1.6.5-2`
8.0	Affected	—
7.0	Affected	—

Application impact

Vendor	Product	Versions	Fixed
gnupg	libgcrypt	`{"endIncluding":"1.6.4"}`

References

CWEs

CWE-200

Community-verified mitigations for this CVE will appear above when contributors publish them.

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