CVE-2021-30759
A stack overflow was addressed with improved input validation.
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 2021, 14.7, 11.5, 7.6
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
A stack overflow was addressed with improved input validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-005 Mojave, Security Update 2021-004 Catalina. Processing a maliciously crafted font file may lead to arbitrary code execution.
Timeline
- CVE published
- Record last updated
Affected versions
- Apple Security Update - Catalina
fixed in 2021
- Apple iOS
fixed in 14.7
- Apple macOS
fixed in 11.5
- Apple macOS
fixed in 2021
- Apple macOS
fixed in 14.7
- Apple macOS
fixed in 7.6