CVE-2023-28466
HIGH
7
CVSS Score
Published: March 15, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 05:47 AM UTC
7 products affected across 3 vendorsLinux KernelDebian LinuxH700S
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Severity
HIGH7
Exploit prediction
EPSS 0.3%
SSVC
No known exploit
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).
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%4.13 ≤ v ≤ 5.4.2405.11 ≤ v < 5.15.1055.16 ≤ v < 6.1.205.5 ≤ v < 5.10.1776.2 ≤ v < 6.2.7
Affected range stops below 5.10.177, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.15.105, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.1.20, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.2.7, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (3)
Mailing ListThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2023/05/msg00005.htmlThird Party Advisory
Source: [email protected]
https://security.netapp.com/advisory/ntap-20230427-0006/SSVC — Action Prioritization
SSVCNo known exploitNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
7HIGHCISA-ADP
- Attack Vector
- LOCAL
- Complexity
- HIGH
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-476
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