VulnSocial

CVE-2026-49425Disclosure(freebsd / freebsd)

LOWCVSS 5.5 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

The compat32 kevent() handler translates a 64-bit kevent struct into a stack- declared 32-bit struct. It did not first zero the stack struct. An unprivileged user may observe a small amount of uninitialized kernel stack data, which may contain sensitive information.

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0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-908

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

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

  • freebsd

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
freebsd
Products
freebsd

3 versions affected across 1 product

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-08-19: 1Technical Details · 2026-08-19: 108-19
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • CVE@CVEnew
    Disclosure

    CVE-2026-49425 The compat32 kevent() handler translates a 64-bit kevent struct into a stack- declared 32-bit struct. It did not first zero the stack struct. An unprivileged user m… https://www.cve.org/CVERecord?id=CVE-2026-49425

    Post summary

    The post announces CVE-2026-49425, detailing a stack handling flaw in compat32 kevent that could be exploited by unprivileged users, but it offers no proof of concept, exploitation evidence, or patch information.

    000001.1K
    58.0K followersView on X
CPE platform detail35 entries

35 of 35 entries

PartVendorProductVersionTarget SWTarget HW
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.3--
OSfreebsdfreebsd14.4--
OSfreebsdfreebsd14.4--
OSfreebsdfreebsd14.4--
OSfreebsdfreebsd14.4--
OSfreebsdfreebsd14.4--
OSfreebsdfreebsd14.4--
OSfreebsdfreebsd14.4--
OSfreebsdfreebsd14.4--
OSfreebsdfreebsd15.0--
OSfreebsdfreebsd15.0--
OSfreebsdfreebsd15.0--
OSfreebsdfreebsd15.0--
OSfreebsdfreebsd15.0--
OSfreebsdfreebsd15.0--
OSfreebsdfreebsd15.0--
OSfreebsdfreebsd15.0--
OSfreebsdfreebsd15.0--
OSfreebsdfreebsd15.0--
OSfreebsdfreebsd15.0--

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