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Vulnerabilities

Vulnerability · CVE-2022-32893

Apple iOS and macOS Out-of-Bounds Write Vulnerability

Published Aug 17, 2022 · catalog updated Jun 16, 2026 · Arch Linux Arch Linux

Patch now

CVE-2022-32893 is in the CISA known-exploited catalog, due Sep 8, 2022. Confirm Arch Linux Arch Linux against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
High8.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
9.93%
Remediation
Remediation guidance
Affected products
cpe apple/ipados · cpe apple/iphone os · cpe apple/macos · cpe apple/safari · cpe debian/debian linux · cpe fedoraproject/fedora

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.6.1 and iPadOS 15.6.1, macOS Monterey 12.5.1, Safari 15.6.1. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apple/ipadosversion unspecified
  • cpe apple/iphone osversion unspecified
  • cpe apple/macosversion unspecified
  • cpe apple/safariversion unspecified
  • cpe debian/debian linux10.0
  • cpe debian/debian linux11.0
  • cpe fedoraproject/fedora35
  • cpe fedoraproject/fedora36
  • cpe webkitgtk/webkitgtkversion unspecified
  • vendor Apple iOS and macOSversion unspecified

How to fix CVE-2022-32893

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2022-32893 is in the CISA known-exploited catalog, due Sep 8, 2022. Confirm Arch Linux Arch Linux against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with debian/debian linux 10.0; debian/debian linux 11.0. Apply updates per vendor instructions.

What should an analyst verify?

CWE-20: Improper Input Validation; CWE-787: Out-of-bounds Write. EPSS 9.93%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 18, 2022 · Catalog

    Detected

    An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.6.1 and iPadOS 15.6.1, macOS Monterey 12.5.1, Safari 15.6.1. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

  2. Aug 18, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Sep 8, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.6.1 and iPadOS 15.6.1, macOS Monterey 12.5.1, Safari 15.6.1. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

Sources

  • Arch Linux SecurityVendor advisoryCVE-2022-32893

    CVE-2022-32893 is named on the public Arch Linux Security page.

    security.archlinux.org
  • CISA KEVConfirmed exploitationCVE-2022-32893

    Apple iOS and macOS contain an out-of-bounds write vulnerability that could allow for remote code execution when processing malicious crafted web content.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2022-32893

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2022-32893

    30-day exploitation probability 9.9%

    first.org
  • NIST NVDVulnerability recordCVE-2022-32893

    An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.6.1 and iPadOS 15.6.1, macOS Monterey 12.5.1, Safari 15.6.1. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that th

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2022-32893

    Apple iOS and macOS contain an out-of-bounds write vulnerability that could allow for remote code execution when processing malicious crafted web content.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.