DEBIAN-CVE-2026-64784

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Source
https://security-tracker.debian.org/tracker/CVE-2026-64784
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-64784.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-64784
Upstream
  • CVE-2026-64784
Published
2026-08-17T22:17:23Z
Modified
2026-10-01T17:01:34Z
Severity
  • 4.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L CVSS Calculator
Summary
[none]
Details

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2, visionOS 27. Processing maliciously crafted web content may lead to an unexpected Safari crash.

References

Affected packages

Debian:12
webkit2gtk

Package

Name
webkit2gtk
Purl
pkg:deb/debian/webkit2gtk?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.40.1-1
2.40.2-1~deb11u1
2.40.2-1~deb12u1
2.40.2-1
2.40.3-1
2.40.3-2~deb11u1
2.40.3-2~deb11u2
2.40.3-2~deb12u1
2.40.3-2~deb12u2
2.40.3-2
2.40.4-1
2.40.5-1~deb11u1
2.40.5-1~deb12u1
2.40.5-1
2.41.4-1
2.41.5-1
2.41.6-1
2.41.90-1
2.41.91-1
2.41.91-2
2.41.92-1
2.42.0-1~bpo12+1
2.42.0-1
2.42.1-1~bpo12+1
2.42.1-1~deb11u1
2.42.1-1~deb11u2
2.42.1-1~deb12u1
2.42.1-1
2.42.1-2
2.42.2-1~deb11u1
2.42.2-1~deb12u1
2.42.2-1
2.42.3-1~deb11u1
2.42.3-1~deb12u1
2.42.3-1
2.42.4-1~deb11u1
2.42.4-1~deb12u1
2.42.4-1
2.42.5-1~deb11u1
2.42.5-1~deb12u1
2.42.5-1
2.42.5-2
2.43.1-1
2.43.2-1
2.43.3-1
2.43.4-1
2.43.4-2
2.44.0-1
2.44.0-2
2.44.1-1~deb11u1
2.44.1-1~deb12u1
2.44.1-1
2.44.2-1~deb11u1
2.44.2-1~deb12u1
2.44.2-1
2.44.3-1~deb11u1
2.44.3-1~deb12u1
2.44.3-1
2.44.4-1
2.45.1-1
2.45.1-2
2.45.2-1
2.45.3-1
2.45.4-1
2.45.5-1
2.45.6-1
2.45.91-1
2.45.92-1
2.46.0-1
2.46.0-2~deb12u1
2.46.0-2
2.46.1-1
2.46.1-2~bpo12+1
2.46.1-2
2.46.2-1
2.46.3-1~deb11u1
2.46.3-1~deb11u2
2.46.3-1~deb12u1
2.46.3-1
2.46.4-1~deb11u1
2.46.4-1~deb12u1
2.46.4-1
2.46.5-1~deb11u1
2.46.5-1~deb12u1
2.46.5-1
2.46.5-1+hurd.1
2.46.5-1+hurd.2
2.46.6-1~deb11u1
2.46.6-1~deb12u1
2.46.6-1
2.47.1-1
2.47.2-1
2.47.3-1
2.47.4-1
2.47.90-1
2.48.0-1~deb12u1
2.48.0-1
2.48.0-1+alpha
2.48.0-1+hurd.1
2.48.0-1+hurd.2
2.48.1-1
2.48.1-2~deb12u1
2.48.1-2
2.48.1-3
2.48.2-1
2.48.3-1~deb11u1
2.48.3-1~deb12u1
2.48.3-1
2.48.5-1~deb11u1
2.48.5-1~deb12u1
2.48.5-1~deb13u1
2.48.5-1
2.48.6-1
2.49.90-1
2.50.0-1
2.50.0-2
2.50.1-1~deb11u1
2.50.1-1~deb12u1
2.50.1-1~deb13u1
2.50.1-1
2.50.2-1~deb11u1
2.50.2-1~deb12u1
2.50.2-1~deb13u1
2.50.2-1
2.50.3-1~deb11u1
2.50.3-1~deb12u1
2.50.3-1~deb13u1
2.50.3-1
2.50.3-1+hurd.1
2.50.4-1~deb11u1
2.50.4-1~deb12u1
2.50.4-1~deb13u1
2.50.4-1
2.50.5-1
2.50.6-1~deb11u1
2.50.6-1~deb12u1
2.50.6-1~deb12u2
2.50.6-1~deb13u1
2.50.6-1
2.51.1-1
2.51.2-1
2.51.3-1
2.51.4-1
2.51.90-1
2.51.91-1
2.51.92-1
2.51.93-1
2.52.0-1
2.52.1-1
2.52.2-1
2.52.2-2
2.52.3-1
2.52.3-2~deb13u1
2.52.3-2
2.52.4-1
2.52.5-1~deb13u1
2.52.5-1
2.52.6-1~deb13u1
2.52.6-1
2.53.1-1
2.53.2-1
2.53.3-1
2.53.4-1
2.53.90-1
2.53.91-1
2.53.92-1
2.54.0-1~deb13u1
2.54.0-1~exp1

Ecosystem specific 

{
    "urgency":  "end-of-life"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-64784.json"
wpewebkit

Package

Name
wpewebkit
Purl
pkg:deb/debian/wpewebkit?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.38.6-1
2.39.91-1
2.40.0-1
2.40.1-1
2.40.2-1
2.40.2-2
2.40.3-1
2.40.4-1
2.40.5-1
2.42.0-1
2.42.1-1
2.42.2-1
2.42.3-1
2.42.4-1
2.42.5-1
2.42.5-1.1~exp1
2.42.5-1.1
2.42.5-1.2
2.42.5-2~exp
2.44.1-1
2.44.2-1
2.44.2-2
2.44.3-1
2.44.4-1
2.46.1-1
2.46.2-1
2.46.3-1
2.46.4-1
2.46.5-1
2.46.6-1
2.48.0-1
2.48.1-1
2.48.1-2
2.48.2-1
2.48.3-1
2.48.5-1
2.48.6-1
2.48.6-2
2.50.0-1
2.50.0-2
2.50.1-1
2.50.2-1
2.50.3-1
2.50.4-1
2.50.5-1
2.50.6-1
2.52.0-1
2.52.1-1
2.52.2-1
2.52.2-2
2.52.3-1
2.52.4-1
2.52.5-1
2.52.6-1
2.54.0-1
2.54.0-2

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-64784.json"
Debian:13
webkit2gtk

Package

Name
webkit2gtk
Purl
pkg:deb/debian/webkit2gtk?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.54.0-1~deb13u1

Affected versions

2.*
2.48.3-1
2.48.5-1~deb11u1
2.48.5-1~deb12u1
2.48.5-1~deb13u1
2.48.5-1
2.48.6-1
2.49.90-1
2.50.0-1
2.50.0-2
2.50.1-1~deb11u1
2.50.1-1~deb12u1
2.50.1-1~deb13u1
2.50.1-1
2.50.2-1~deb11u1
2.50.2-1~deb12u1
2.50.2-1~deb13u1
2.50.2-1
2.50.3-1~deb11u1
2.50.3-1~deb12u1
2.50.3-1~deb13u1
2.50.3-1
2.50.3-1+hurd.1
2.50.4-1~deb11u1
2.50.4-1~deb12u1
2.50.4-1~deb13u1
2.50.4-1
2.50.5-1
2.50.6-1~deb11u1
2.50.6-1~deb12u1
2.50.6-1~deb12u2
2.50.6-1~deb13u1
2.50.6-1
2.51.1-1
2.51.2-1
2.51.3-1
2.51.4-1
2.51.90-1
2.51.91-1
2.51.92-1
2.51.93-1
2.52.0-1
2.52.1-1
2.52.2-1
2.52.2-2
2.52.3-1
2.52.3-2~deb13u1
2.52.3-2
2.52.4-1
2.52.5-1~deb13u1
2.52.5-1
2.52.6-1~deb13u1
2.52.6-1
2.53.1-1
2.53.2-1
2.53.3-1
2.53.4-1
2.53.90-1
2.53.91-1
2.53.92-1

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-64784.json"
wpewebkit

Package

Name
wpewebkit
Purl
pkg:deb/debian/wpewebkit?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.48.3-1
2.48.5-1
2.48.6-1
2.48.6-2
2.50.0-1
2.50.0-2
2.50.1-1
2.50.2-1
2.50.3-1
2.50.4-1
2.50.5-1
2.50.6-1
2.52.0-1
2.52.1-1
2.52.2-1
2.52.2-2
2.52.3-1
2.52.4-1
2.52.5-1
2.52.6-1
2.54.0-1
2.54.0-2

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-64784.json"
Debian:14
webkit2gtk

Package

Name
webkit2gtk
Purl
pkg:deb/debian/webkit2gtk?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.48.3-1
2.48.5-1~deb11u1
2.48.5-1~deb12u1
2.48.5-1~deb13u1
2.48.5-1
2.48.6-1
2.49.90-1
2.50.0-1
2.50.0-2
2.50.1-1~deb11u1
2.50.1-1~deb12u1
2.50.1-1~deb13u1
2.50.1-1
2.50.2-1~deb11u1
2.50.2-1~deb12u1
2.50.2-1~deb13u1
2.50.2-1
2.50.3-1~deb11u1
2.50.3-1~deb12u1
2.50.3-1~deb13u1
2.50.3-1
2.50.3-1+hurd.1
2.50.4-1~deb11u1
2.50.4-1~deb12u1
2.50.4-1~deb13u1
2.50.4-1
2.50.5-1
2.50.6-1~deb11u1
2.50.6-1~deb12u1
2.50.6-1~deb12u2
2.50.6-1~deb13u1
2.50.6-1
2.51.1-1
2.51.2-1
2.51.3-1
2.51.4-1
2.51.90-1
2.51.91-1
2.51.92-1
2.51.93-1
2.52.0-1
2.52.1-1
2.52.2-1
2.52.2-2
2.52.3-1
2.52.3-2~deb13u1
2.52.3-2
2.52.4-1
2.52.5-1~deb13u1
2.52.5-1
2.52.6-1~deb13u1
2.52.6-1
2.53.1-1
2.53.2-1
2.53.3-1
2.53.4-1
2.53.90-1
2.53.91-1
2.53.92-1
2.54.0-1~deb13u1
2.54.0-1~exp1

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-64784.json"
wpewebkit

Package

Name
wpewebkit
Purl
pkg:deb/debian/wpewebkit?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.54.0-1

Affected versions

2.*
2.48.3-1
2.48.5-1
2.48.6-1
2.48.6-2
2.50.0-1
2.50.0-2
2.50.1-1
2.50.2-1
2.50.3-1
2.50.4-1
2.50.5-1
2.50.6-1
2.52.0-1
2.52.1-1
2.52.2-1
2.52.2-2
2.52.3-1
2.52.4-1
2.52.5-1
2.52.6-1

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-64784.json"