CVE-2022-26715
Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in Security Update 2022-004 Catalina, macOS Monterey 12.4, macOS Big Sur 11.6.6. An application may be able to gain elevated privileges.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
An out-of-bounds write in macOS kernel allows an application to gain elevated privileges; fixed in macOS Monterey 12.4, Big Sur 11.6.6, and Security Update 2022-004.
Vulnerability
An out-of-bounds write vulnerability exists in the macOS kernel. The issue is addressed with improved bounds checking. Affected versions: macOS Monterey before 12.4, macOS Big Sur before 11.6.6, and macOS Catalina before Security Update 2022-004. [1]
Exploitation
An attacker would need to have the ability to run an application on the affected system. No additional privileges are required initially. The application can trigger the out-of-bounds write by sending crafted input to the kernel. The exact exploitation steps are not publicly disclosed.
Impact
Successful exploitation could allow an application to gain elevated privileges, potentially executing arbitrary code with kernel privileges. This could lead to full system compromise. [1]
Mitigation
Apple has released fixes in macOS Monterey 12.4, macOS Big Sur 11.6.6, and Security Update 2022-004 for Catalina, all released on May 16, 2022. Users should update to the latest version. No workarounds are available. [1]
AI Insight generated on May 27, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
4- Range: <11.6.6
- Range: <12.4
- Range: unspecified
- Range: unspecified
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- support.apple.com/en-us/HT213255mitrex_refsource_MISC
- support.apple.com/en-us/HT213256mitrex_refsource_MISC
- support.apple.com/en-us/HT213257mitrex_refsource_MISC
News mentions
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