CVE-2019-12904
MEDIUMLibgcrypt 1.8.4 - Information Exposure via Flush-and-Reload Side-Channel Attack
Title source: llmDescription
In Libgcrypt 1.8.4, the C implementation of AES is vulnerable to a flush-and-reload side-channel attack because physical addresses are available to other processes. (The C implementation is used on platforms where an assembly-language implementation is unavailable.) NOTE: the vendor's position is that the issue report cannot be validated because there is no description of an attack
References (5)
Core 5
Core References
Third Party Advisory x_refsource_misc
https://dev.gnupg.org/T4541
Patch, Third Party Advisory x_refsource_misc
https://github.com/gpg/libgcrypt/commit/daedbbb5541cd8ecda1459d3b843ea4d92788762
Patch, Third Party Advisory x_refsource_misc
https://github.com/gpg/libgcrypt/commit/a4c561aab1014c3630bc88faf6f5246fee16b020
Mailing List, Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00049.html
Mailing List mailing-list
x_refsource_mlist
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
Scores
CVSS v3
5.9
EPSS
0.0025
EPSS Percentile
48.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-668
Status
published
Products (2)
gnupg/libgcrypt
1.8.4
opensuse/leap
15.0
Published
Jun 20, 2019
Tracked Since
Feb 18, 2026