Lucene search

K
amazonAmazonALAS2-2023-2041
HistoryMay 11, 2023 - 5:49 p.m.

Important: libksba

2023-05-1117:49:00
alas.aws.amazon.com
13

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.9 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.002 Low

EPSS

Percentile

56.8%

Issue Overview:

Libksba before 1.6.3 is prone to an integer overflow vulnerability in the CRL signature parser. (CVE-2022-47629)

Affected Packages:

libksba

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update libksba to update your system.

New Packages:

aarch64:  
    libksba-1.3.0-6.amzn2.0.1.aarch64  
    libksba-devel-1.3.0-6.amzn2.0.1.aarch64  
    libksba-debuginfo-1.3.0-6.amzn2.0.1.aarch64  
  
i686:  
    libksba-1.3.0-6.amzn2.0.1.i686  
    libksba-devel-1.3.0-6.amzn2.0.1.i686  
    libksba-debuginfo-1.3.0-6.amzn2.0.1.i686  
  
src:  
    libksba-1.3.0-6.amzn2.0.1.src  
  
x86_64:  
    libksba-1.3.0-6.amzn2.0.1.x86_64  
    libksba-devel-1.3.0-6.amzn2.0.1.x86_64  
    libksba-debuginfo-1.3.0-6.amzn2.0.1.x86_64  

Additional References

Red Hat: CVE-2022-47629

Mitre: CVE-2022-47629

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.9 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.002 Low

EPSS

Percentile

56.8%