CVE-2023-46343 — NULL Pointer Dereference in Kernel

CWE-476 — NULL Pointer Dereference27 documents9 sources
Severity
5.5MEDIUMNVD
OSV7.8OSV4.9
EPSS
0.0%
top 99.20%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Linux KernelDebian LinuxMsrc Cbl2 Kernel 5.15.148.1-1 ON CBL Mariner 2.0+1 more
Timeline
PublishedJan 23
Latest updateAug 14

Description

In the Linux kernel before 6.5.9, there is a NULL pointer dereference in send_acknowledge in net/nfc/nci/spi.c.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages6 packages

▶NVDlinux/linux_kernel< 6.5.9
▶Debianlinux/linux_kernel< 5.10.205-1+3
▶Ubuntulinux/linux_kernel< 5.4.0-171.189+2
▶debiandebian/linux< linux 6.1.64-1 (bookworm)

Patches

Patch: cdn.kernel.org ↗Patch: git.kernel.org ↗Patch: github.com ↗

🔴Vulnerability Details

12
OSV
linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities↗2024-07-31
▶
OSV
linux-intel-iotg, linux-intel-iotg-5.15 vulnerabilities↗2024-03-27
▶
OSV
linux-aws, linux-aws-5.15 vulnerabilities↗2024-03-20
▶
OSV
linux-kvm vulnerabilities↗2024-03-20
▶
OSV
linux-oracle, linux-oracle-5.15 vulnerabilities↗2024-03-19
▶

📋Vendor Advisories

13
CISA ICS
Siemens SINEC OS↗2025-08-14
▶
Ubuntu
Linux kernel vulnerabilities↗2024-07-31
▶
Ubuntu
Linux kernel (Intel IoTG) vulnerabilities↗2024-03-27
▶
Ubuntu
Linux kernel (AWS) vulnerabilities↗2024-03-20
▶
Ubuntu
Linux kernel (KVM) vulnerabilities↗2024-03-20
▶

💬Community

1
Bugzilla
CVE-2023-46343 kernel: NULL pointer dereference in send_acknowledge in net/nfc/nci/spi.c↗2024-01-23
▶
CVE-2023-46343 — NULL Pointer Dereference in Kernel | cvebase