suse-su-2018:1993-1
Vulnerability from csaf_suse
Published
2018-07-19 07:28
Modified
2018-07-19 07:28
Summary
Security update for libgcrypt
Notes
Title of the patch
Security update for libgcrypt
Description of the patch
This update for libgcrypt fixes the following issue:
The following security issue was fixed:
- CVE-2018-0495: Fixed a novel side-channel attack, by enabling blinding for
ECDSA signatures (bsc#1097410)
Patchnames
SUSE-SLE-Module-Basesystem-15-2018-1347
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
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"vulnerabilities": [
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"text": "Libgcrypt before 1.7.10 and 1.8.x before 1.8.3 allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the _gcry_ecc_ecdsa_sign function in cipher/ecc-ecdsa.c, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.",
"title": "CVE description"
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}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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