CentOS ProjectCESA-2021:1145nettle security update
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.01 Low
EPSS
Percentile
83.1%
CentOS Errata and Security Advisory CESA-2021:1145
Nettle is a cryptographic library that is designed to fit easily in almost any context: In crypto toolkits for object-oriented languages, such as C++, Python, or Pike, in applications like LSH or GNUPG, or even in kernel space.
Security Fix(es):
- nettle: Out of bounds memory access in signature verification (CVE-2021-20305)
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.
Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2021-April/086092.html
Affected packages:
nettle
nettle-devel
Upstream details at:
https://access.redhat.com/errata/RHSA-2021:1145
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| CentOS | 7 | i686 | nettle | < 2.7.1-9.el7_9 | nettle-2.7.1-9.el7_9.i686.rpm |
| CentOS | 7 | x86_64 | nettle | < 2.7.1-9.el7_9 | nettle-2.7.1-9.el7_9.x86_64.rpm |
| CentOS | 7 | i686 | nettle-devel | < 2.7.1-9.el7_9 | nettle-devel-2.7.1-9.el7_9.i686.rpm |
| CentOS | 7 | x86_64 | nettle-devel | < 2.7.1-9.el7_9 | nettle-devel-2.7.1-9.el7_9.x86_64.rpm |
Related
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.01 Low
EPSS
Percentile
83.1%