CVE-2018-25013: Buffer Overflow

Published May 4, 2021
·
Updated

A heap-based buffer overflow was found in libwebp in versions before 1.0.1 in ShiftBytes().

Affected Software

4 affected componentsFixes available
debian/libwebp
0.6.1-2+deb10u10.6.1-2+deb10u30.6.1-2.1+deb11u21.2.4-0.2+deb12u11.3.2-0.3
redhat/libwebp<1.0.1
1.0.1
webmproject Libwebp<1.0.1
redhat Enterprise Linux=8.0

Event History

May 21, 2021
CVE Published
via MITRE·04:27 PM
Data Sourced
via MITRE·04:27 PM
DescriptionWeakness
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2018-25013?

CVE-2018-25013 is a heap-based buffer overflow vulnerability found in libwebp in versions before 1.0.1 in the ShiftBytes() function.

2

What is the severity of CVE-2018-25013?

The severity of CVE-2018-25013 is critical with a CVSS score of 9.1.

3

Which software versions are affected by CVE-2018-25013?

The following software versions are affected by CVE-2018-25013: libwebp versions before 1.0.1, Mozilla Firefox ESR (up to version 1.0.1), and Redhat Enterprise Linux 8.0.

4

How can I fix CVE-2018-25013?

To fix CVE-2018-25013, update libwebp to version 1.0.1 or later.

5

Where can I find more information about CVE-2018-25013?

You can find more information about CVE-2018-25013 at the following references: [Reference 1](https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9417), [Reference 2](https://bugzilla.redhat.com/show_bug.cgi?id=1956926), [Reference 3](https://chromium.googlesource.com/webm/libwebp/+/907208f97ead639bd521cf355a2f203f462eade6).

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203