Search/CVE-2026-23020
● CVE — Medium

CVE-2026-23020

VendorlinuxProductlinux kernelDiscoveredJan 31, 2026UpdatedMar 25, 2026

In the Linux kernel, the following vulnerability has been resolved: net: 3com: 3c59x: fix possible null dereference in vortex_probe1() pdev can be null and free_ring: can be called in 1297 with a null pdev.

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CVSS v3.1
5.5 MEDIUM
EPSS
0.14%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
22
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Oct 28, 2026
▲ 0.02pp
0.11% → 0.14% over 5 tracked changes
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityHIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Connections
24 relationships
Timeline
disclosure → media coverage
Jan 31, 2026
Disclosure — published as a CVE record. · last revised by NVD Mar 25, 2026
Mar 16, 2026
ubuntu.com reports: USN-8096-1: Linux kernel vulnerabilities
Mar 16, 2026
ubuntu.com reports: USN-8096-2: Linux kernel (FIPS) vulnerabilities
Mar 17, 2026
ubuntu.com reports: USN-8096-3: Linux kernel vulnerabilities
Mar 17, 2026
ubuntu.com reports: USN-8096-4: Linux kernel (Real-time) vulnerabilities
Mar 23, 2026
ubuntu.com reports: USN-8116-1: Linux kernel (Intel IoTG Real-time) vulnerabilities
Mar 23, 2026
ubuntu.com reports: USN-8096-5: Linux kernel (NVIDIA Tegra IGX) vulnerabilities
Apr 1, 2026
ubuntu.com reports: USN-8141-1: Linux kernel (Raspberry Pi) vulnerabilities
Apr 9, 2026
ubuntu.com reports: USN-8163-1: Linux kernel (Azure FIPS) vulnerabilities
Apr 13, 2026
ubuntu.com reports: USN-8163-2: Linux kernel (Azure) vulnerabilities
May 7, 2026
ubuntu.com reports: USN-8243-1: Linux kernel (Azure) vulnerabilities
May 19, 2026
ubuntu.com reports: USN-8278-1: Linux kernel vulnerabilities
May 20, 2026
ubuntu.com reports: USN-8289-1: Linux kernel (NVIDIA) vulnerabilities
May 22, 2026
ubuntu.com reports: USN-8296-1: Linux kernel (FIPS) vulnerabilities
May 25, 2026
ubuntu.com reports: USN-8296-2: Linux kernel (NVIDIA Tegra) vulnerabilities
May 26, 2026
ubuntu.com reports: USN-8278-2: Linux kernel (Azure) vulnerabilities
Jul 2, 2026
ubuntu.com reports: USN-8499-1: Linux kernel (Xilinx) vulnerabilities
Jul 20, 2026
ubuntu.com reports: USN-8570-1: Linux kernel vulnerabilities
Jul 23, 2026
ubuntu.com reports: USN-8594-1: Linux kernel (OEM) vulnerabilities
Jul 24, 2026
ubuntu.com reports: USN-8604-1: Linux kernel (Azure) vulnerabilities
Jul 24, 2026
ubuntu.com reports: USN-8605-1: Linux kernel (Azure CVM) vulnerabilities
Jul 28, 2026
ubuntu.com reports: USN-8570-2: Linux kernel (Oracle) vulnerabilities
Aug 21, 2026
ubuntu.com reports: USN-8669-1: Linux kernel (NVIDIA) vulnerabilities