Bug 1956922 (CVE-2018-25012) - CVE-2018-25012 libwebp: out-of-bounds read in WebPMuxCreateInternal()
Summary: CVE-2018-25012 libwebp: out-of-bounds read in WebPMuxCreateInternal()
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2018-25012
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1961979 1962004 1962005 1961609 1961610 1961978
Blocks: 1940150 1956995
TreeView+ depends on / blocked
 
Reported: 2021-05-04 16:34 UTC by Guilherme de Almeida Suckevicz
Modified: 2022-04-17 21:21 UTC (History)
10 users (show)

Fixed In Version: libwebp 1.0.1
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in libwebp. An out-of-bounds read was found in function WebPMuxCreateInternal. The highest threat from this vulnerability is to data confidentiality and to the service availability.
Clone Of:
Environment:
Last Closed: 2021-11-10 01:53:45 UTC


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2021:4231 0 None None None 2021-11-09 17:50:32 UTC

Description Guilherme de Almeida Suckevicz 2021-05-04 16:34:55 UTC
A heap-based buffer overflow was found in libwebp in versions before 1.0.1 in GetLE24().

Reference:
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9123

Comment 1 Gianluca Gabrielli 2021-05-05 19:08:31 UTC
This seems to be a duplicate of 1956917

[0] https://bugzilla.redhat.com/show_bug.cgi?id=1956917

Comment 5 Riccardo Schirone 2021-05-18 12:17:58 UTC
In reply to comment #1:
> This seems to be a duplicate of 1956917
> 
> [0] https://bugzilla.redhat.com/show_bug.cgi?id=1956917

Although the fix is the same, the issue seems to be in two different lines so I'd keep them separated to avoid possible confusions to others.

Comment 9 errata-xmlrpc 2021-11-09 17:50:31 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:4231 https://access.redhat.com/errata/RHSA-2021:4231

Comment 10 Product Security DevOps Team 2021-11-10 01:53:42 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2018-25012


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