Vulnerability · Published Dec 12, 2025 · Assigned by apple
CVE-2025-43511
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 0.5% (higher than 40% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.5%top 59.8% 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 26.2, iOS 18.7.2 and iPadOS 18.7.2, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may lead to an unexpected process crash.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | webkit2gtk3 | 2.52.3-1.el8_10 | ALSA-2026:10702 |
| AlmaLinux:9 | webkit2gtk3 | 2.52.3-1.el9_8 | ALSA-2026:19206 |
| AlmaLinux:9 | webkit2gtk3 | 2.52.3-0.el9_7.1 | ALSA-2026:9692 |
| AlmaLinux:8 | webkit2gtk3-devel | 2.52.3-1.el8_10 | ALSA-2026:10702 |
| AlmaLinux:9 | webkit2gtk3-devel | 2.52.3-0.el9_7.1 | ALSA-2026:9692 |
| AlmaLinux:9 | webkit2gtk3-devel | 2.52.3-1.el9_8 | ALSA-2026:19206 |
| AlmaLinux:8 | webkit2gtk3-jsc | 2.52.3-1.el8_10 | ALSA-2026:10702 |
| AlmaLinux:9 | webkit2gtk3-jsc | 2.52.3-1.el9_8 | ALSA-2026:19206 |
| AlmaLinux:9 | webkit2gtk3-jsc | 2.52.3-0.el9_7.1 | ALSA-2026:9692 |
| AlmaLinux:8 | webkit2gtk3-jsc-devel | 2.52.3-1.el8_10 | ALSA-2026:10702 |
| AlmaLinux:9 | webkit2gtk3-jsc-devel | 2.52.3-0.el9_7.1 | ALSA-2026:9692 |
| AlmaLinux:9 | webkit2gtk3-jsc-devel | 2.52.3-1.el9_8 | ALSA-2026:19206 |
| Debian:12 | webkit2gtk | 2.50.6-1~deb12u1 | DSA-6172-1 |
| Debian:12 | webkit2gtk | 2.50.6-1~deb12u1 | DEBIAN-CVE-2025-43511 |
| Debian:13 | webkit2gtk | 2.50.6-1~deb13u1 | DEBIAN-CVE-2025-43511 |
| Debian:13 | webkit2gtk | 2.50.6-1~deb13u1 | DSA-6172-1 |
| Debian:14 | webkit2gtk | 2.50.5-1 | DEBIAN-CVE-2025-43511 |
| Debian:12 | wpewebkit | no fix listed | DEBIAN-CVE-2025-43511 |
| Debian:13 | wpewebkit | no fix listed | DEBIAN-CVE-2025-43511 |
| Debian:14 | wpewebkit | 2.50.5-1 | DEBIAN-CVE-2025-43511 |
| Rocky Linux:8 | webkit2gtk3 | 0:2.52.3-1.el8_10 | RLSA-2026:10702 |
| Rocky Linux:9 | webkit2gtk3 | 0:2.52.3-0.el9_7.1 | RLSA-2026:9692 |
| Rocky Linux:9 | webkit2gtk3 | 0:2.52.3-1.el9_8 | RLSA-2026:19206 |
| Ubuntu:22.04:LTS | qtwebkit-opensource-src | no fix listed | UBUNTU-CVE-2025-43511 |
| Ubuntu:24.04:LTS | qtwebkit-opensource-src | no fix listed | UBUNTU-CVE-2025-43511 |
| Ubuntu:22.04:LTS | webkit2gtk | no fix listed | UBUNTU-CVE-2025-43511 |
| Ubuntu:24.04:LTS | webkit2gtk | 2.52.3-0ubuntu0.24.04.1 | UBUNTU-CVE-2025-43511 |
| Ubuntu:25.10 | webkit2gtk | 2.52.3-0ubuntu0.25.10.1 | UBUNTU-CVE-2025-43511 |
| Ubuntu:22.04:LTS | wpewebkit | no fix listed | UBUNTU-CVE-2025-43511 |
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/125633
- https://support.apple.com/en-us/125884
- https://support.apple.com/en-us/125886
- https://support.apple.com/en-us/125890
- https://support.apple.com/en-us/125891
- https://support.apple.com/en-us/125892
- https://access.redhat.com/security/cve/CVE-2025-43511 vdb-entry, x_refsource_REDHAT
- RHBZ#2448787 issue-tracking, x_refsource_REDHAT
- https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-43511.json x_sadp-csaf-vex
- https://access.redhat.com/errata/RHSA-2026:22136 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:10702 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:16056 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:13845 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:11814 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:19535 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:16695 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:14659 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:11329 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:9692 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:19206 vendor-advisory, x_refsource_REDHAT