CVE-2024-40780 json
An out-of-bounds read was addressed with improved bounds checking.
published 2024-07-29 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-38621
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 53%
- public exploits
- 0
- none known
Summary
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in Safari 17.6, iOS 16.7.9 and iPadOS 16.7.9, iOS 17.6 and iPadOS 17.6, macOS Sonoma 14.6, tvOS 17.6, visionOS 1.3, watchOS 10.6. Processing maliciously crafted web content may lead to an unexpected process crash.
Patch / fix
- Apple Safari 17.6
- Apple iOS and iPadOS 16.7.9, 17.6
- Apple macOS 14.6
- Apple tvOS 17.6
- Apple visionOS 1.3
- Apple watchOS 10.6
- wpewebkit Debian 14, Debian 13 2.44.3-1
- webkit2gtk Debian 12 2.44.3-1~deb12u1
- webkit2gtk Debian 14, Debian 13 2.44.3-1
debian advisories DEBIAN-CVE-2024-40780
- webkit2gtk Ubuntu 22.04 LTS 2.44.3-0ubuntu0.22.04.1
- webkit2gtk Ubuntu 24.04 LTS 2.44.3-0ubuntu0.24.04.1
ubuntu advisories UBUNTU-CVE-2024-40780
Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
- webkit2gtk3 RHEL 8 2.46.3-1.el8_10
- webkit2gtk3-jsc RHEL 8 2.46.3-1.el8_10
- webkit2gtk3 RHEL 9 2.46.1-2.el9_4
- webkit2gtk3-jsc RHEL 9 2.46.1-2.el9_4
- webkitgtk4 RHEL 7 ELS 2.48.3-2.el7_9
- webkitgtk4-jsc RHEL 7 ELS 2.48.3-2.el7_9
- webkit2gtk3 RHEL 8.4 TUS, RHEL 8.4 E4S, RHEL 8.4 AUS 2.46.3-1.el8_4
- webkit2gtk3-jsc RHEL 8.4 TUS, RHEL 8.4 E4S, RHEL 8.4 AUS 2.46.3-1.el8_4
red hat advisories RHSA-2025:10364RHSA-2024:9636RHSA-2024:9679RHSA-2024:9646RHSA-2024:9680RHSA-2024:9653
- webkit2gtk3 SLE Module for Desktop Applications 15 SP6, openSUSE Leap 15.6 2.44.3-150600.12.9.1
- webkit2gtk4 SLE Module for Development Tools 15 SP6, SLE Module for Basesystem 15 SP6, openSUSE Leap 15.6 2.44.3-150600.12.9.1
- webkit2gtk3-soup2 SLE Module for Basesystem 15 SP6, openSUSE Leap 15.6 2.44.3-150600.12.9.1
- webkit2gtk3 SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE Module for Desktop Applications 15 SP5 +3 more 2.44.3-150400.4.88.1
- webkit2gtk4 SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE Module for Development Tools 15 SP5 +3 more 2.44.3-150400.4.88.1
- webkit2gtk3-soup2 SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE Module for Basesystem 15 SP5 +5 more 2.44.3-150400.4.88.1
- webkit2gtk3 SLES for SAP 15 SP3, SLES for SAP 15 SP2, SLES 15 SP3-LTSS +4 more 2.44.3-150200.118.1
- webkit2gtk3 SLES for SAP 12 SP5, SLES 12 SP5, SLE Workstation Extension 12 SP5 +1 more 2.44.3-4.12.1
suse advisories SUSE-SU-2024:3109-1SUSE-SU-2024:3091-1SUSE-SU-2024:3052-1SUSE-SU-2024:3005-1SUSE-SU-2024:2949-1SUSE-SU-2024:2905-1
- webkit2gtk3 AlmaLinux 8 2.46.3-1.el8_10
- webkit2gtk3-jsc AlmaLinux 8 2.46.3-1.el8_10
- webkit2gtk3 AlmaLinux 9 2.46.1-2.el9_4
- webkit2gtk3-jsc AlmaLinux 9 2.46.1-2.el9_4
almalinux advisories ALSA-2024:9636ALSA-2024:8180
- webkit2gtk3 Rocky Linux 8 2.46.3-1.el8_10
- webkit2gtk3 Rocky Linux 9 2.46.1-2.el9_4
rocky linux advisories RLSA-2024:9636RLSA-2024:8180
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2024-40780 updated cvss 6.5
webkitgtk: webkit2gtk: Out-of-bounds read was addressed with improved bounds checking
-
Red Hat Enterprise Linux 6 webkitgtk Red Hat Enterprise Linux 7 webkitgtk3, libwebkit2gtkaffected: workaround, no fix planned “Do not process or load untrusted web content with WebKitGTK.”
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Red Hat Enterprise Linux AppStream (v. 8) webkit2gtk3 2.46.3-1.el8_10, webkit2gtk3-jsc 2.46.3-1.el8_10fixed: vendor fix “Do not process or load untrusted web content with WebKitGTK.” RHSA-2024:9636
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Red Hat Enterprise Linux AppStream (v. 9) webkit2gtk3 2.46.1-2.el9_4, webkit2gtk3-jsc 2.46.1-2.el9_4fixed: vendor fix “Do not process or load untrusted web content with WebKitGTK.” RHSA-2024:8180
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Red Hat Enterprise Linux AppStream AUS (v. 8.2) webkit2gtk3 2.46.3-1.el8_2, webkit2gtk3-jsc 2.46.3-1.el8_2fixed: vendor fix “Do not process or load untrusted web content with WebKitGTK.” RHSA-2024:9680
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Red Hat Enterprise Linux AppStream AUS (v.8.4) webkit2gtk3 2.46.3-1.el8_4, webkit2gtk3-jsc 2.46.3-1.el8_4fixed: vendor fix “Do not process or load untrusted web content with WebKitGTK.” RHSA-2024:9679
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Red Hat Enterprise Linux AppStream AUS (v.8.6) webkit2gtk3 2.46.3-1.el8_6, webkit2gtk3-jsc 2.46.3-1.el8_6fixed: vendor fix “Do not process or load untrusted web content with WebKitGTK.” RHSA-2024:9653
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Red Hat Enterprise Linux AppStream E4S (v.8.4) webkit2gtk3 2.46.3-1.el8_4, webkit2gtk3-jsc 2.46.3-1.el8_4fixed: vendor fix “Do not process or load untrusted web content with WebKitGTK.” RHSA-2024:9679
-
Red Hat Enterprise Linux AppStream E4S (v.8.6) webkit2gtk3 2.46.3-1.el8_6, webkit2gtk3-jsc 2.46.3-1.el8_6fixed: vendor fix “Do not process or load untrusted web content with WebKitGTK.” RHSA-2024:9653
show 6 moreshow fewer
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Red Hat Enterprise Linux AppStream E4S (v.9.0) webkit2gtk3 2.46.1-1.el9_0, webkit2gtk3-jsc 2.46.1-1.el9_0fixed: vendor fix “Do not process or load untrusted web content with WebKitGTK.” RHSA-2024:8496
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Red Hat Enterprise Linux AppStream EUS (v.8.8) webkit2gtk3 2.46.3-1.el8_8, webkit2gtk3-jsc 2.46.3-1.el8_8fixed: vendor fix “Do not process or load untrusted web content with WebKitGTK.” RHSA-2024:9646
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Red Hat Enterprise Linux AppStream EUS (v.9.2) webkit2gtk3 2.46.1-1.el9_2, webkit2gtk3-jsc 2.46.1-1.el9_2fixed: vendor fix “Do not process or load untrusted web content with WebKitGTK.” RHSA-2024:8492
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Red Hat Enterprise Linux AppStream TUS (v.8.4) webkit2gtk3 2.46.3-1.el8_4, webkit2gtk3-jsc 2.46.3-1.el8_4fixed: vendor fix “Do not process or load untrusted web content with WebKitGTK.” RHSA-2024:9679
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Red Hat Enterprise Linux AppStream TUS (v.8.6) webkit2gtk3 2.46.3-1.el8_6, webkit2gtk3-jsc 2.46.3-1.el8_6fixed: vendor fix “Do not process or load untrusted web content with WebKitGTK.” RHSA-2024:9653
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Red Hat Enterprise Linux Server (v. 7 ELS) webkitgtk4 2.48.3-2.el7_9, webkitgtk4-jsc 2.48.3-2.el7_9 Red Hat Enterprise Linux Server Optional (v. 7 ELS) webkitgtk4-doc 2.48.3-2.el7_9, webkitgtk4-devel 2.48.3-2.el7_9, webkitgtk4-debuginfo 2.48.3-2.el7_9, webkitgtk4-jsc-devel 2.48.3-2.el7_9fixed: vendor fix “Do not process or load untrusted web content with WebKitGTK.” RHSA-2025:10364
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.70% chance of exploitation in the next 30 days, higher than 53% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
Affected products
- Apple Safari
- Apple iOS and iPadOS
- Apple macOS
- Apple tvOS
- Apple visionOS
- Apple watchOS
Classification
- Weakness
-
- CWE-125 Out-of-bounds Read
References
-
support.apple.com
/en-us/HT214121
release-notes, vendor-advisory
-
support.apple.com
/en-us/HT214117
release-notes, vendor-advisory
-
support.apple.com
/en-us/HT214116
release-notes, vendor-advisory
-
support.apple.com
/en-us/HT214124
release-notes, vendor-advisory
-
support.apple.com
/en-us/HT214119
release-notes, vendor-advisory
-
support.apple.com
/en-us/HT214123
release-notes, vendor-advisory
-
support.apple.com
/en-us/HT214122
release-notes, vendor-advisory
- support.apple.com /en-us/120908
- support.apple.com /en-us/120909
- support.apple.com /en-us/120911
- support.apple.com /en-us/120913
- support.apple.com /en-us/120914
- support.apple.com /en-us/120915
- support.apple.com /en-us/120916
-
seclists.org
/fulldisclosure/2024/Jul/16
mailing-list, third-party-advisory
-
seclists.org
/fulldisclosure/2024/Jul/15
mailing-list, third-party-advisory
-
seclists.org
/fulldisclosure/2024/Jul/23
mailing-list, third-party-advisory
-
seclists.org
/fulldisclosure/2024/Jul/21
mailing-list, third-party-advisory
-
seclists.org
/fulldisclosure/2024/Jul/17
mailing-list, third-party-advisory
-
seclists.org
/fulldisclosure/2024/Jul/22
mailing-list, third-party-advisory
-
seclists.org
/fulldisclosure/2024/Jul/18
mailing-list, third-party-advisory
- lists.debian.org /debian-lts-announce/2024/09/msg00006.html
- support.apple.com /kb/HT214124
- support.apple.com /kb/HT214123
- support.apple.com /kb/HT214122
- support.apple.com /kb/HT214119
- support.apple.com /kb/HT214117
- support.apple.com /kb/HT214116
Sources
- CVE List CVE-2024-40780
- NVD CVE-2024-40780
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.