CVE-2018-25011

CRITICAL EPSS 82.8%
Published May 21, 20215y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published May 21, 2021 5y ago
Last Modified Jun 17, 2026 2w ago

Description

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

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
82.8% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-787 Out-of-bounds Write Memory Safety

Affected Products 3

VendorProductVersionRange
webmprojectlibwebp* <1.0.1
redhatenterprise_linux7.0any
redhatenterprise_linux8.0any

References 4

  • bugs.chromium.org https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9119
    Third Party Advisory
  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=1956919
    Issue TrackingPatchRelease NotesThird Party Advisory
  • chromium.googlesource.com https://chromium.googlesource.com/webm/libwebp/+/v1.0.1
    Third Party Advisory
  • chromium.googlesource.com https://chromium.googlesource.com/webm/libwebp/+log/be738c6d396fa5a272c1b209be4379a7532debfe..29fb8562c60b5a919a75d904ff7366af423f8ab9?pretty=fuller&n=10000
    Third Party Advisory

Remediation

  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=1956919
    Issue TrackingPatchRelease NotesThird Party Advisory