CVE-2023-1670

HIGH

7.8

CVSS Score

Published: March 30, 2023 at 12:00 AM UTC

Updated: June 17, 2026 at 05:28 AM UTC

2 products affected across 2 vendorsLinux KernelKernel

Using Kernel by N/A?

Get instant alerts when new vulnerabilities affect Kernel - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

HIGH7.8

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

Description

A flaw use after free in the Linux kernel Xircom 16-bit PCMCIA (PC-card) Ethernet driver was found.A local user could use this flaw to crash the system or potentially escalate their privileges on the system.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

2.6.18 ≤ v < 4.14.3124.15 ≤ v < 4.19.2804.20 ≤ v < 5.4.2405.11 ≤ v < 5.15.1055.16 ≤ v < 6.1.225.5 ≤ v < 5.10.1776.2 ≤ v < 6.2.9

Affected range stops below 4.14.312, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.19.280, so it looks safe — our inference, not a vendor statement

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 5.4.240, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.1.22, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.2.9, so it looks safe — our inference, not a vendor statement

Kernel · Red Hat

60%

Linux kernel 6.3-rc4

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

Mailing ListThird Party Advisory

Source: [email protected]

https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html

Mailing ListThird Party Advisory

Source: [email protected]

https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html

Source: [email protected]

https://lore.kernel.org/all/20230316161526.1568982-1-zyytlz.wz%40163.com/

Third Party Advisory

Source: [email protected]

https://security.netapp.com/advisory/ntap-20230526-0010/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHCISA-ADP

Attack Vector: LOCAL
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-416

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create account Sign in

Free plan, no card