CVE-2024-27834 The issue was addressed with improved checks. This issue is fixed in Safari 17.5, iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, macOS Sonoma 14.5, tvOS 17.5, watchOS 10.5. An attacker with a...
MediumCVSS 5.5
EPSS 1.5%
CISA KEV
added 2026-11-04 · due 2026-11-18
Exploited in the wild
- Published
- Updated
- Exploit status
- Exploited in the wild (confirmed)
Description
The issue was addressed with improved checks. This issue is fixed in Safari 17.5, iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, macOS Sonoma 14.5, tvOS 17.5, watchOS 10.5. An attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.
CISA Known Exploited Vulnerability
- Date added
- 2026-11-04
- Due date (FCEB)
- 2026-11-18
- Ransomware use
- Unknown
Required action
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/webkit2gtk(Debian:12) | < 2.44.2-1~deb12u1 | 2.44.2-1~deb12u1 |
| debian/webkit2gtk(Debian:12) | = 2.40.1-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.40.2-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.40.2-1~deb11u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.40.2-1~deb12u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.40.3-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.40.3-2 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.40.3-2~deb11u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.40.3-2~deb11u2 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.40.3-2~deb12u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.40.3-2~deb12u2 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.40.4-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.40.5-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.40.5-1~deb11u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.40.5-1~deb12u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.41.4-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.41.5-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.41.6-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.41.90-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.41.91-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.41.91-2 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.41.92-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.0-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.0-1~bpo12+1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.1-1 | No fix listed |
Show 111 more
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/webkit2gtk(Debian:12) | = 2.42.1-1~bpo12+1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.1-1~deb11u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.1-1~deb11u2 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.1-1~deb12u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.1-2 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.2-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.2-1~deb11u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.2-1~deb12u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.3-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.3-1~deb11u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.3-1~deb12u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.4-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.4-1~deb11u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.4-1~deb12u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.5-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.5-1~deb11u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.5-1~deb12u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.42.5-2 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.43.1-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.43.2-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.43.3-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.43.4-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.43.4-2 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.44.0-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.44.0-2 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.44.1-1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.44.1-1~deb11u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.44.1-1~deb12u1 | No fix listed |
| debian/webkit2gtk(Debian:12) | = 2.44.2-1~deb11u1 | No fix listed |
| debian/webkit2gtk(Debian:13) | < 2.44.2-1 | 2.44.2-1 |
| debian/webkit2gtk(Debian:14) | < 2.44.2-1 | 2.44.2-1 |
| debian/wpewebkit(Debian:12) | All versions | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.38.6-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.39.91-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.40.0-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.40.1-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.40.2-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.40.2-2 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.40.3-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.40.4-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.40.5-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.42.0-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.42.1-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.42.2-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.42.3-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.42.4-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.42.5-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.42.5-1.1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.42.5-1.1~exp1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.42.5-1.2 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.42.5-2~exp | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.44.1-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.44.2-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.44.2-2 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.44.3-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.44.4-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.46.1-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.46.2-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.46.3-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.46.4-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.46.5-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.46.6-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.48.0-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.48.1-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.48.1-2 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.48.2-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.48.3-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.48.5-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.48.6-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.48.6-2 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.50.0-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.50.0-2 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.50.1-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.50.2-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.50.3-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.50.4-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.50.5-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.50.6-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.52.0-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.52.1-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.52.2-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.52.2-2 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.52.3-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.52.4-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.52.5-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.52.6-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.54.0-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.54.0-2 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.54.1-1 | No fix listed |
| debian/wpewebkit(Debian:12) | = 2.54.2-1 | No fix listed |
| debian/wpewebkit(Debian:13) | < 2.44.2-1 | 2.44.2-1 |
| debian/wpewebkit(Debian:14) | < 2.44.2-1 | 2.44.2-1 |
| ubuntu/qtwebkit-opensource-src(Ubuntu:22.04) | All versions | No fix listed |
| ubuntu/webkit2gtk(Ubuntu:22.04) | < 2.44.2-0ubuntu0.22.04.1 | 2.44.2-0ubuntu0.22.04.1 |
| ubuntu/wpewebkit(Ubuntu:22.04) | All versions | No fix listed |
| apple Safari | < 17.5 | 17.5 |
| apple iOS and iPadOS | < 16.7.8 | 16.7.8 |
| apple iOS and iPadOS | < 17.5 | 17.5 |
| apple macos | < 14.5 | 14.5 |
| apple tvOS | < 17.5 | 17.5 |
| apple watchOS | < 10.5 | 10.5 |
| ubuntu/qtwebkit-opensource-src(Ubuntu:24.04) | All versions | No fix listed |
| ubuntu/webkit2gtk(Ubuntu:24.04) | < 2.44.2-0ubuntu0.24.04.1 | 2.44.2-0ubuntu0.24.04.1 |
| apple iPadOS | < 16.7.8 | 16.7.8 |
| apple iPadOS | >= 17.0, < 17.5 | 17.5 |
| apple iphone os | < 16.7.8 | 16.7.8 |
| apple iphone os | >= 17.0, < 17.5 | 17.5 |
| webkitgtk | < 2.44.2 | 2.44.2 |
| wpewebkit wpe webkit | < 2.44.2 | 2.44.2 |
| fedoraproject fedora | = 39 | No fix listed |
| fedoraproject fedora | = 40 | No fix listed |
References
- Debian Security Tracker CVE-2024-27834 vendor-advisory
- Ubuntu CVE tracker vendor-advisory
- USN-6788-1 vendor-advisory
- www.cve.org
- support.apple.com release-notes vendor-advisory
- support.apple.com release-notes vendor-advisory
- support.apple.com release-notes vendor-advisory
- support.apple.com release-notes vendor-advisory
- support.apple.com release-notes vendor-advisory
- support.apple.com release-notes vendor-advisory
- www.sekoia.com third-party-advisory
- www.cisa.gov government-resource us-government-resource
- support.apple.com release-notes vendor-advisory
- support.apple.com release-notes vendor-advisory
- support.apple.com release-notes vendor-advisory
- support.apple.com release-notes vendor-advisory
- support.apple.com release-notes vendor-advisory
- seclists.org mailing-list third-party-advisory
- www.openwall.com mailing-list third-party-advisory
- seclists.org mailing-list third-party-advisory
- seclists.org mailing-list third-party-advisory
- seclists.org mailing-list third-party-advisory
- seclists.org mailing-list third-party-advisory
- lists.fedoraproject.org mailing-list third-party-advisory
- lists.fedoraproject.org mailing-list third-party-advisory
- support.apple.com release-notes vendor-advisory
- support.apple.com release-notes vendor-advisory
- support.apple.com release-notes vendor-advisory
- support.apple.com release-notes vendor-advisory