CVE-2022-4129
Description
A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service.
No summary for this CVE yet.
CVSS Vector Breakdown
Exploitability
AV:LAttack VectorLocal
AC:LAttack ComplexityLow
PR:LPrivileges RequiredLow
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:NConfidentialityNone
I:NIntegrityNone
A:HAvailabilityHigh
Weaknesses
Affected Products
Сообщество свободного программного обеспечения
oss-projectaka fsf
linux
oss-projectaka the linux kernel
fedoraproject
oss-project·USaka fedora project
Red Hat Inc.
commercial·USaka red hat
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Fedora Project
oss-project·USaka fedora
and 3 more affected products View all →
Exploitability
Official Patch Available
Workaround Available
Attack Graph
Products CVE Techniques Tactics
Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.
MITRE ATT&CK
1 technique Privilege Escalation
References
https://lore.kernel.org/all/20221114191619.124659-1-jakub%40cloudflare.com/t
lore.kernel.org
https://lore.kernel.org/netdev/20221121085426.21315-1-jakub%40cloudflare.com/t
lore.kernel.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AM5KFIE6JNZXHBA5A2KYDZAT3MEX2B67/
lists.fedoraproject.org
and 34 more references View all →
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