CVE-2018-25011: Buffer Overflow

Published May 4, 2021
·
Updated

A heap-based buffer overflow was found in libwebp in versions before 1.0.1 in PutLE16().

Other sources

ActionKit. An input validation issue was addressed with improved input validation.

— Apple

Analytics. This issue was addressed with a new entitlement.

— Apple

Audio. This issue was addressed with improved checks.

— Apple

AVEVideoEncoder. A memory corruption issue was addressed with improved state management.

— Apple

CoreAudio. A logic issue was addressed with improved validation.

— Apple

Credit

Zachary Keffaber@@QuickUpdate5, Denis Tokarev@@illusionofcha0s, tr3e, George Nosenko, JunDong Xie(Ant Security Light), ryuzaki, Mickey Jin@@patch1t(Trend Micro), Sunglin(Knownsec 404 team), Yizhuo Wang(Group of Software Security In Progress), Tim Michaud@@TimGMichaud(Zoom Video Communications), Linus Henze (pinauten.de), Csaba Fitzl@@theevilbit(Offensive Security), tr3e(Trend Micro Zero Day Initiative), hjy79425575(Trend Micro Zero Day Initiative), Matthew Denton(Google Chrome Security), Jzhu(Baidu Security), Ye Zhang@@co0py_Cat(Baidu Security), CFF(Topsec Alpha Team), CVE-2021-3518, CVE-2018-25010, CVE-2018-25011, CVE-2018-25014, CVE-2020-36328, CVE-2020-36329, CVE-2020-36330, CVE-2020-36331, Anonymous(Trend Micro Zero Day Initiative), Christoph Guttandin(Media Codings), Sergei Glazunov(Google Project Zero), Ivan Fratric(Google Project Zero), vm_call, Nozhdar Abdulkhaleq Shukri

Affected Software

10 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
IBM Cloud Pak for Security (CP4S)<=1.7.2.0
IBM Cloud Pak for Security (CP4S)<=1.7.1.0
IBM Cloud Pak for Security (CP4S)<=1.7.0.0
webmproject Libwebp<1.0.1
redhat Enterprise Linux=7.0
redhat Enterprise Linux=8.0
Apple iOS<14.7
14.7
Apple iPadOS<14.7
14.7

Remediation

Patch Available

https://bugzilla.redhat.com/show_bug.cgi?id=1956919

Event History

May 21, 2021
CVE Published
via MITRE·04:25 PM
Data Sourced
via MITRE·04:25 PM
DescriptionWeakness
Feb 24, 2026
Data Sourced
via Apple·07:00 PM
DescriptionWeaknessAffected Software
Updated
via Apple·07:00 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is CVE-2018-25011?

CVE-2018-25011 is a heap-based buffer overflow vulnerability found in libwebp versions before 1.0.1 in PutLE16().

2

How does CVE-2018-25011 affect IBM Cloud Pak for Security?

IBM Cloud Pak for Security (CP4S) versions up to and including 1.7.2.0 are affected by CVE-2018-25011.

3

What is the severity of CVE-2018-25011?

CVE-2018-25011 has a severity score of 9.8 (Critical).

4

How can CVE-2018-25011 be exploited?

An attacker can exploit CVE-2018-25011 by sending an overly long argument, causing a heap-based buffer overflow that could lead to arbitrary code execution or application crashes.

5

Is there a fix for CVE-2018-25011?

Debian has released fixes for CVE-2018-25011 in the libwebp package. It is recommended to update to the latest fixed version.

Company

Resources

Contact

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