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CVE-2023-28466

Published: Mar 15, 2023Updated: May 5, 2025 Sources: CVE List NVD BDU csafCWE-476
NVD MITRE
7.0CVSSHIGH
EPSS Score
0.3%
Top 81.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

do_tls_getsockopt in net/tls/tls_main.c in the Linux kernel through 6.2.6 lacks a lock_sock call, leading to a race condition (with a resultant use-after-free or NULL pointer dereference).

CVSS Vector Breakdown

AV:LAC:HPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-476

Affected Products

Astra Linux Special EditionООО «РусБИТех-Астра»
On-premOS
Operating Systems / linux-distro
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
Astra Linux Special Edition для «Эльбрус»ООО «РусБИТех-Астра»
On-premOS
Operating Systems / linux-distro
Альт 8 СПАО «ИВК»
On-premOS
Operating Systems / linux-distro
LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
ооо «русбитех-астра»commercialRUOperating Systemsaka rusbitech-astra
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
ао «ивк»commercialRUOperating Systemsaka ivk
and 10 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Impact
Initial Access
View detailed technique mapping

References

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=49c47cc21b5b7a3d8deb18fc57b0aa2ab1286962
git.kernel.org
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-28466
cve.mitre.org
https://bugzilla.redhat.com/show_bug.cgi?id=2179000
bugzilla.redhat.com
and 28 more references View all →

Timeline

Published
Mar 15, 2023
Last Updated
May 5, 2025

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