CVE-2022-26723: A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Monterey 12.4, macOS Big Sur 11.6.6. Mounting a…

PriorityP354critical9.8CVSS 3.1

AVNACLPRNUINSUCHIHAH

EPSS

1.37%

69.0th percentile

A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Monterey 12.4, macOS Big Sur 11.6.6. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.

Affected

6 ranges

Vendor	Product	Version range	Fixed in
apple	macos	>= 11.0 < 11.6.6	11.6.6
apple	macos	>= 12.0 < 12.4	12.4
apple	macos	>= unspecified < 11.6	11.6
apple	macos	>= unspecified < 12.4	12.4
apple	macos_big_sur	—	—
apple	macos_monterey	—	—

CVSS provenance

nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.