CVE-2023-32373
Description
Apple iOS, iPadOS, macOS, tvOS, watchOS, and Safari WebKit contain a use-after-free vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.
CISA KEV
- Vendor
- Apple
- Product
- Multiple Products
- Due date
- 2023-06-12
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 2.40.2-1 |
| sid | Fixed | 2.40.2-1 |
| forky | Fixed | 2.40.2-1 |
| bullseye | Fixed | 2.40.2-1~deb11u1 |
| bookworm | Fixed | 2.40.2-1~deb12u1 |
Red Hat Fixed 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 9 | Fixed | — |
| 8 | Fixed | — |
Rocky Linux Fixed 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 9 | Fixed | — |
| 8 | Fixed | — |
References
- https://access.redhat.com/errata/RHSA-2023:3432
- https://errata.rockylinux.org/RLSA-2023:3433
- https://www.suse.com/security/cve/CVE-2023-32373.html
- https://errata.rockylinux.org/RLSA-2023:3432
- https://security-tracker.debian.org/tracker/CVE-2023-32373
- https://support.apple.com/HT213757, https://support.apple.com/HT213758, https://support.apple.com/HT213761, https://support.apple.com/HT213762, https://support.apple.com/HT213764, https://support.apple.com/HT213765; https://nvd.nist.gov/vuln/detail/CVE-2023-32373
- https://access.redhat.com/errata/RHSA-2023:3433
- https://bugzilla.redhat.com/2209208
- https://bugzilla.redhat.com/2209214
- https://errata.almalinux.org/8/ALSA-2023-3433.html
- https://errata.almalinux.org/9/ALSA-2023-3432.html
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.