Summary
The libgcrypt library provides general-purpose implementations of various cryptographic algorithms.
Security Fix(es):
* libgcrypt: mishandles ElGamal encryption because it lacks exponent blinding to address a side-channel attack against mpi_powm (CVE-2021-33560)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.
Fixed packages 2
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 8 | libgcrypt | 1.8.5-6.el8 |
| AlmaLinux · 8 | libgcrypt-devel | 1.8.5-6.el8 |
Vulnerabilities 1
-
High 7.5CVE-2021-33560 Public exploit
Libgcrypt before 1.8.8 and 1.9.x before 1.9.3 mishandles ElGamal encryption because it lacks exponent blinding to addre…
References
-
report
https://vulners.com/cve/CVE-2021-33560