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amazonAmazonALAS2-2020-1529
HistoryOct 22, 2020 - 6:18 p.m.

Low: libsndfile

2020-10-2218:18:00
alas.aws.amazon.com
8

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

8 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.003 Low

EPSS

Percentile

71.4%

Issue Overview:

An issue was discovered in libsndfile 1.0.28. There is a buffer over-read in the function i2alaw_array in alaw.c that will lead to a denial of service. (CVE-2018-19662)

Affected Packages:

libsndfile

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 libsndfile to update your system.

New Packages:

aarch64:  
    libsndfile-1.0.25-12.amzn2.aarch64  
    libsndfile-devel-1.0.25-12.amzn2.aarch64  
    libsndfile-utils-1.0.25-12.amzn2.aarch64  
    libsndfile-debuginfo-1.0.25-12.amzn2.aarch64  
  
i686:  
    libsndfile-1.0.25-12.amzn2.i686  
    libsndfile-devel-1.0.25-12.amzn2.i686  
    libsndfile-utils-1.0.25-12.amzn2.i686  
    libsndfile-debuginfo-1.0.25-12.amzn2.i686  
  
src:  
    libsndfile-1.0.25-12.amzn2.src  
  
x86_64:  
    libsndfile-1.0.25-12.amzn2.x86_64  
    libsndfile-devel-1.0.25-12.amzn2.x86_64  
    libsndfile-utils-1.0.25-12.amzn2.x86_64  
    libsndfile-debuginfo-1.0.25-12.amzn2.x86_64  

Additional References

Red Hat: CVE-2018-19662

Mitre: CVE-2018-19662

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

8 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.003 Low

EPSS

Percentile

71.4%