5.5

CVE-2026-49424

Kernel stack disclosure in Linux compatibility layer

The Linux waitid() implementation translates a FreeBSD siginfo_t struct into a stack-declared Linux siginfo_t.  It did not first zero the stack struct.

An unprivileged user may observe 104 bytes of uninitialized kernel stack data, which may contain sensitive information.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Freebsd ≫ Freebsd Version 14.3 Update -
Freebsd ≫ Freebsd Version 14.3 Update p1
Freebsd ≫ Freebsd Version 14.3 Update p10
Freebsd ≫ Freebsd Version 14.3 Update p11
Freebsd ≫ Freebsd Version 14.3 Update p12
Freebsd ≫ Freebsd Version 14.3 Update p13
Freebsd ≫ Freebsd Version 14.3 Update p14
Freebsd ≫ Freebsd Version 14.3 Update p15
Freebsd ≫ Freebsd Version 14.3 Update p2
Freebsd ≫ Freebsd Version 14.3 Update p3
Freebsd ≫ Freebsd Version 14.3 Update p4
Freebsd ≫ Freebsd Version 14.3 Update p5
Freebsd ≫ Freebsd Version 14.3 Update p6
Freebsd ≫ Freebsd Version 14.3 Update p7
Freebsd ≫ Freebsd Version 14.3 Update p8
Freebsd ≫ Freebsd Version 14.3 Update p9
Freebsd ≫ Freebsd Version 14.4 Update -
Freebsd ≫ Freebsd Version 14.4 Update p1
Freebsd ≫ Freebsd Version 14.4 Update p2
Freebsd ≫ Freebsd Version 14.4 Update p3
Freebsd ≫ Freebsd Version 14.4 Update p4
Freebsd ≫ Freebsd Version 14.4 Update p5
Freebsd ≫ Freebsd Version 14.4 Update p6
Freebsd ≫ Freebsd Version 14.4 Update rc1
Freebsd ≫ Freebsd Version 15.0 Update -
Freebsd ≫ Freebsd Version 15.0 Update p1
Freebsd ≫ Freebsd Version 15.0 Update p10
Freebsd ≫ Freebsd Version 15.0 Update p2
Freebsd ≫ Freebsd Version 15.0 Update p3
Freebsd ≫ Freebsd Version 15.0 Update p4
Freebsd ≫ Freebsd Version 15.0 Update p5
Freebsd ≫ Freebsd Version 15.0 Update p6
Freebsd ≫ Freebsd Version 15.0 Update p7
Freebsd ≫ Freebsd Version 15.0 Update p8
Freebsd ≫ Freebsd Version 15.0 Update p9
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.15% 0.047
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
CISA-ADP 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE-908 Use of Uninitialized Resource

The product uses or accesses a resource that has not been initialized.

https://security.freebsd.org/advisories/FreeBSD-SA-26:47.linux.asc
Vendor Advisory