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amazonAmazonALAS2-2023-2290
HistoryOct 12, 2023 - 3:08 p.m.

Important: libwebp12

2023-10-1215:08:00
alas.aws.amazon.com
20
security advisory
remote attacker
memory write
amazon linux 2
update
vulnerability
red hat
mitre
buffer overflow
google chrome
cve-2023-4863
out of bounds

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.2 High

AI Score

Confidence

High

0.65 Medium

EPSS

Percentile

97.9%

Issue Overview:

Heap buffer overflow in WebP in Google Chrome prior to 116.0.5845.187 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Critical) (CVE-2023-4863)

Affected Packages:

libwebp12

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 libwebp12 to update your system.

New Packages:

aarch64:  
    libwebp12-1.2.0-3.amzn2.0.2.aarch64  
    libwebp12-tools-1.2.0-3.amzn2.0.2.aarch64  
    libwebp12-devel-1.2.0-3.amzn2.0.2.aarch64  
    libwebp12-java-1.2.0-3.amzn2.0.2.aarch64  
    libwebp12-debuginfo-1.2.0-3.amzn2.0.2.aarch64  
  
i686:  
    libwebp12-1.2.0-3.amzn2.0.2.i686  
    libwebp12-tools-1.2.0-3.amzn2.0.2.i686  
    libwebp12-devel-1.2.0-3.amzn2.0.2.i686  
    libwebp12-java-1.2.0-3.amzn2.0.2.i686  
    libwebp12-debuginfo-1.2.0-3.amzn2.0.2.i686  
  
src:  
    libwebp12-1.2.0-3.amzn2.0.2.src  
  
x86_64:  
    libwebp12-1.2.0-3.amzn2.0.2.x86_64  
    libwebp12-tools-1.2.0-3.amzn2.0.2.x86_64  
    libwebp12-devel-1.2.0-3.amzn2.0.2.x86_64  
    libwebp12-java-1.2.0-3.amzn2.0.2.x86_64  
    libwebp12-debuginfo-1.2.0-3.amzn2.0.2.x86_64  

Additional References

Red Hat: CVE-2023-4863

Mitre: CVE-2023-4863

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.2 High

AI Score

Confidence

High

0.65 Medium

EPSS

Percentile

97.9%