Vulnerability in Apple Ios And Ipados
CVE-2021-30952
An integer overflow was addressed with improved input validation. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web content may lead to arbitrary c…
EPSS: 0.008 (74.2th percentile) — read the EPSS interpretation.
Affected products
- Apple Ios And Ipados — versions unspecified
- Apple Macos — versions unspecified
- Apple Watchos — versions unspecified
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Public proof-of-concept exploits
References
- support.apple.com/en-us/HT212975 (x_refsource_MISC)
- support.apple.com/en-us/HT212976 (x_refsource_MISC)
- support.apple.com/en-us/HT212978 (x_refsource_MISC)
- support.apple.com/en-us/HT212980 (x_refsource_MISC)
- support.apple.com/en-us/HT212982 (x_refsource_MISC)
- [oss-security] 20220121 WebKitGTK and WPE WebKit Security Advisory WSA-2022-0001 (mailing-list, x_refsource_MLIST)
- FEDORA-2022-25a98f5d55 (vendor-advisory, x_refsource_FEDORA)
- DSA-5061 (vendor-advisory, x_refsource_DEBIAN)
- DSA-5060 (vendor-advisory, x_refsource_DEBIAN)
- FEDORA-2022-f7366e60cb (vendor-advisory, x_refsource_FEDORA)
Frequently asked questions
- What is CVE-2021-30952?
- CVE-2021-30952 is a vulnerability in Apple Ios And Ipados. Published 2021-08-24.
- Is CVE-2021-30952 known to be exploited?
- Yes. CVE-2021-30952 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-03-05), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.