CVE-2020-9930: An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security…

PriorityP427high7.1CVSS 3.1

AVLACLPRLUINSUCHINAH

EPSS

0.25%

16.0th percentile

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra. A local user may be able to cause unexpected system termination or read kernel memory.

Affected

7 ranges

Vendor	Product	Version range	Fixed in
apple	mac_os_x	< 10.13.6	10.13.6
apple	mac_os_x	—	—
apple	mac_os_x	—	—
apple	mac_os_x	>= 10.14 < 10.14.6	10.14.6
apple	mac_os_x	>= 10.15 < 10.15.6	10.15.6
apple	macos	>= unspecified < 10.15	10.15
apple	macos_catalina_10.15.6_security_update_2020-004_mojave_security_update_2020-004	—	—

CVSS provenance

nvdv3.17.1HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

nvdv2.06.6MEDIUMAV:L/AC:L/Au:N/C:C/I:N/A:C

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.