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Vulnerability of the msync(MS_INVALIDATE) function in FreeBSD operating systems, allowing attackers to enhance their privileges

🗓️ 10 Aug 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 5 Views

Use-after-free in FreeBSD msync(MS_INVALIDATE) enables privilege escalation.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
FreeBSD -- Use-after-free in device pager page list
30 Jun 202600:00
freebsd
circl
Circl
CVE-2026-49418
19 Aug 202605:36
circl
cve
CVE
CVE-2026-49418
19 Aug 202604:14
cve
cvelist
Cvelist
CVE-2026-49418 Use-after-free in device pager page list
19 Aug 202604:14
cvelist
euvd
EUVD
EUVD-2026-62229
19 Aug 202604:14
euvd
freebsd_advisory
FreeBSD Advisory
FreeBSD-SA-26:37.vm
30 Jun 202600:00
freebsd_advisory
nessus
Tenable Nessus
FreeBSD : FreeBSD -- Use-after-free in device pager page list (5a34b147-74e0-11f1-958d-bc241121aa0a)
1 Jul 202600:00
nessus
nvd
NVD
CVE-2026-49418
19 Aug 202605:17
nvd
packetstormnews
Packet Storm News
FreeBSD Security Advisory - FreeBSD-SA-26:37.vm
30 Jun 202600:00
packetstormnews
ptsecurity
Positive Technologies
PT-2026-70013
30 Jun 202600:00
ptsecurity
Vulners
Node
OR
freebsdfreebsdRange<14.4-stable
freebsdfreebsdRange<15.1-stable
freebsdfreebsdRange<15.1-release-p1
freebsdfreebsdRange<15.0-release-p11
freebsdfreebsdRange<14.4-release-p7
freebsdfreebsdRange<14.3-release-p16

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10 Aug 2026 00:00Current
5.3Medium risk
Vulners AI Score5.3
CVSS 26.8
CVSS 37.8
5