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ubuntuUbuntuUSN-6369-2
HistorySep 28, 2023 - 12:00 a.m.

libwebp vulnerability

2023-09-2800:00:00
ubuntu.com
76
ubuntu 18.04 lts
libwebp
vulnerability
denial of service
arbitrary code
security fix
image handling

CVSS3

8.8

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

AI Score

9.2

Confidence

High

EPSS

0.629

Percentile

97.9%

Releases

  • Ubuntu 18.04 ESM

Packages

  • libwebp - Lossy compression of digital photographic images.

Details

USN-6369-1 fixed a vulnerability in libwebp. This update provides the
corresponding update for Ubuntu 18.04 LTS.

Original advisory details:

It was discovered that libwebp incorrectly handled certain malformed
images. If a user or automated system were tricked into opening a
specially crafted image file, a remote attacker could use this issue to
cause libwebp to crash, resulting in a denial of service, or possibly
execute arbitrary code.

OSVersionArchitecturePackageVersionFilename
Ubuntu18.04noarchlibwebp6< 0.6.1-2ubuntu0.18.04.2+esm1UNKNOWN
Ubuntu18.04noarchlibwebp-dev< 0.6.1-2ubuntu0.18.04.2UNKNOWN
Ubuntu18.04noarchlibwebp6< 0.6.1-2ubuntu0.18.04.2UNKNOWN
Ubuntu18.04noarchlibwebp6-dbgsym< 0.6.1-2ubuntu0.18.04.2UNKNOWN
Ubuntu18.04noarchlibwebpdemux2< 0.6.1-2ubuntu0.18.04.2UNKNOWN
Ubuntu18.04noarchlibwebpdemux2-dbgsym< 0.6.1-2ubuntu0.18.04.2UNKNOWN
Ubuntu18.04noarchlibwebpmux3< 0.6.1-2ubuntu0.18.04.2UNKNOWN
Ubuntu18.04noarchlibwebpmux3-dbgsym< 0.6.1-2ubuntu0.18.04.2UNKNOWN
Ubuntu18.04noarchwebp< 0.6.1-2ubuntu0.18.04.2UNKNOWN
Ubuntu18.04noarchwebp-dbgsym< 0.6.1-2ubuntu0.18.04.2UNKNOWN
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CVSS3

8.8

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

AI Score

9.2

Confidence

High

EPSS

0.629

Percentile

97.9%