Vulnerability · Published Jul 29, 2024 · Assigned by apple
CVE-2024-40776
Medium 6.5
In plain English
A medium-severity use-after-free in iOS and iPadOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 63% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)1.0%top 36.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A use-after-free issue was addressed with improved memory management. 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:9 | webkit2gtk3 | 2.46.1-2.el9_4 | ALSA-2024:8180 |
| AlmaLinux:9 | webkit2gtk3-devel | 2.46.1-2.el9_4 | ALSA-2024:8180 |
| AlmaLinux:9 | webkit2gtk3-jsc | 2.46.1-2.el9_4 | ALSA-2024:8180 |
| AlmaLinux:9 | webkit2gtk3-jsc-devel | 2.46.1-2.el9_4 | ALSA-2024:8180 |
| Debian:12 | webkit2gtk | 2.44.3-1~deb12u1 | DSA-5762-1 |
| Debian:12 | webkit2gtk | 2.44.3-1~deb12u1 | DEBIAN-CVE-2024-40776 |
| Debian:13 | webkit2gtk | 2.44.3-1 | DEBIAN-CVE-2024-40776 |
| Debian:14 | webkit2gtk | 2.44.3-1 | DEBIAN-CVE-2024-40776 |
| Debian:12 | wpewebkit | no fix listed | DEBIAN-CVE-2024-40776 |
| Debian:13 | wpewebkit | 2.44.3-1 | DEBIAN-CVE-2024-40776 |
| Debian:14 | wpewebkit | 2.44.3-1 | DEBIAN-CVE-2024-40776 |
| Rocky Linux:9 | webkit2gtk3 | 0:2.46.1-2.el9_4 | RLSA-2024:8180 |
| Ubuntu:22.04:LTS | qtwebkit-opensource-src | no fix listed | UBUNTU-CVE-2024-40776 |
| Ubuntu:24.04:LTS | qtwebkit-opensource-src | no fix listed | UBUNTU-CVE-2024-40776 |
| Ubuntu:22.04:LTS | webkit2gtk | 2.44.3-0ubuntu0.22.04.1 | USN-6996-1 |
| Ubuntu:22.04:LTS | webkit2gtk | 2.44.3-0ubuntu0.22.04.1 | UBUNTU-CVE-2024-40776 |
| Ubuntu:24.04:LTS | webkit2gtk | 2.44.3-0ubuntu0.24.04.1 | UBUNTU-CVE-2024-40776 |
| Ubuntu:24.04:LTS | webkit2gtk | 2.44.3-0ubuntu0.24.04.1 | USN-6996-1 |
| Ubuntu:22.04:LTS | wpewebkit | no fix listed | UBUNTU-CVE-2024-40776 |
Affected products (as reported)
Weakness: CWE-416 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
References
- https://support.apple.com/en-us/120908
- https://support.apple.com/en-us/120909
- https://support.apple.com/en-us/120911
- https://support.apple.com/en-us/120913
- https://support.apple.com/en-us/120914
- https://support.apple.com/en-us/120915
- https://support.apple.com/en-us/120916
- https://support.apple.com/en-us/HT214121 x_transferred
- https://support.apple.com/en-us/HT214117 x_transferred
- https://support.apple.com/en-us/HT214116 x_transferred
- https://support.apple.com/en-us/HT214124 x_transferred
- https://support.apple.com/en-us/HT214119 x_transferred
- https://support.apple.com/en-us/HT214123 x_transferred
- https://support.apple.com/en-us/HT214122 x_transferred
- http://seclists.org/fulldisclosure/2024/Jul/16 x_transferred
- http://seclists.org/fulldisclosure/2024/Jul/15 x_transferred
- http://seclists.org/fulldisclosure/2024/Jul/23 x_transferred
- http://seclists.org/fulldisclosure/2024/Jul/21 x_transferred
- http://seclists.org/fulldisclosure/2024/Jul/17 x_transferred
- http://seclists.org/fulldisclosure/2024/Jul/22 x_transferred
- http://seclists.org/fulldisclosure/2024/Jul/18 x_transferred
- https://lists.debian.org/debian-lts-announce/2024/09/msg00006.html
- https://support.apple.com/kb/HT214124
- https://support.apple.com/kb/HT214123
- https://support.apple.com/kb/HT214122
- https://support.apple.com/kb/HT214119
- https://support.apple.com/kb/HT214117
- https://support.apple.com/kb/HT214116