VDB

CVE-2021-30951

CVE-2021-30951 PUBLISHED

Reported by apple · Published August 24, 2021

A use after free issue was addressed with improved memory management. 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 code execution.

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

PackageEcosystemFixed in
webkitgtk4-jscAmazon Linux2.38.5-3.amzn2.0.1
webkitgtk4Amazon Linux2.38.5-3.amzn2.0.1
webkitgtk4-jsc-develAmazon Linux2.38.5-3.amzn2.0.1
webkit2gtkAlpine2.34.4-r0
webkitgtk4-develAmazon Linux2.38.5-3.amzn2.0.1
iphone_osapple15.2
watchosapple8.3
iOS and iPadOSApple15.2
tvosapple15.2
ipadosapple15.2
macOSApple15.2, 12.1
safariapple15.2

1 more packages have a fixed version. See every fix in Lookup.

Affected products

VendorProductVersions
ApplewatchOSunspecified
AppleiOS and iPadOSunspecified
ApplemacOSunspecified
ApplemacOSunspecified
ApplemacOSunspecified
AppleiOS and iPadOS*
ApplemacOS*, *
ApplewatchOS*
amazon:2webkitgtk4-jsc0
amazon:2webkitgtk40
amazon:2webkitgtk4-jsc-devel0
alpinewebkit2gtk0
amazon:2webkitgtk4-devel0

Timeline

  • Aug 24, 2021 CVE Published
  • Dec 24, 2021 EPSS Score (30 in total, the first dated here)
  • Aug 3, 2024 CVE Updated
  • Mar 7, 2026 Distribution Patch (3 in total, the first dated here)
  • Mar 7, 2026 Security Advisory (4 in total, the first dated here)
  • Aug 3, 2026 Coalition ESS Score

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln CVE-2021-30951
vulnetix vdb fixes CVE-2021-30951

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/CVE-2021-30951/fixes/registry"

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References

Look up in the Resolve Platform →
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