PT-2026-27532 · Apple · Macos Tahoe+3

CVE-2026-20639 · Publicado 2026-02-11 · Atualizado 2026-04-15

Positive Technologies (AI Summary)

CVSS v2.0

7.8

Alta

Vetor base

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions macOS Sequoia version 15.7.5 macOS Sonoma version 14.8.5 macOS Tahoe version 26.3

Description An integer overflow issue existed due to inadequate input validation. Processing a specially crafted string could result in heap corruption.

Recommendations Update macOS to version 15.7.5. Update macOS to version 14.8.5. Update macOS to version 26.3.

Correção

Integer Overflow

Enumeração de Fraquezas

CWE-190

Identificadores relacionados

BDU:2026-04652

CVE-2026-20639

Produtos afetados

Apple Macos

Macos Sequoia

Macos Sonoma

Macos Tahoe

Referências · 7

• https://support.apple.com/en-us/126796 · Aviso do Fabricante
• https://support.apple.com/en-us/126795 · Aviso do Fabricante
• https://bdu.fstec.ru/vul/2026-04652 · Nota de Segurança
• https://support.apple.com/en-us/126348 · Aviso do Fabricante
• https://twitter.com/CVEarity/status/2044461413067067665 · Publicação no Twitter
• https://nvd.nist.gov/vuln/detail/CVE-2026-20639 · Nota de Segurança
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-20639 · Nota