CVE-2025-43377Disclosure(apple / macos)

LOWCVSS 5.5 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch apple macos systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, macOS Sequoia 15.7.2, macOS Tahoe 26.1. An app may be able to cause a denial-of-service.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-125

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • macos

Threat summary

  • Patch or workaround signal is available
  • 1 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
Products
macos

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-09-11: 1Patch / Workaround · 2026-09-11: 1Technical Details · 2026-09-11: 109-11
Signal classification1 categories
Disclosure
1100.0%
Full discourse1 post
  • fundable@fundable_ai
    Disclosure

    @bynar_io ($2.4M seed, led by 360 Capital with Prana Ventures): Vulnerability research is still humans reading code. Bynario is a Milan company pointing AI at software to understand it well enough to find the flaws, and it has the receipt: CVE-2025-43377, an out-of-bounds read in macOS that Apple patched, with the Financial Times covering the work. Founded by Alfredo Pesoli (Co-Founder & CEO) and Lorenzo Cavallaro (Co-Founder & Chief Scientific Officer), a computer science professor at UCL, with Giancarlo Russo, Alberto Ornaghi and Marco Valleri joining as co-founders at the round. Russo previously founded Neutrino, sold to Coinbase in 2019.

    Post summary

    Bynario announced the discovery of CVE‑2025‑43377, an out‑of‑bounds read vulnerability in macOS that Apple patched, with coverage by the Financial Times. The post focuses on the vulnerability’s disclosure rather than exploitation or patch details.

    1000062
    1.6K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
OSapplemacos---

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