CVE-2023-6915 — NULL Pointer Dereference in Kernel

CWE-476 — NULL Pointer Dereference22 documents9 sources
Severity
5.5MEDIUMNVD
CNA6.2
EPSS
0.0%
top 98.65%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Linux KernelRedhat Enterprise Linux
Timeline
PublishedJan 15
Latest updateApr 19

Description

A Null pointer dereference problem was found in ida_free in lib/idr.c in the Linux Kernel. This issue may allow an attacker using this library to cause a denial of service problem due to a missing check at a function return.

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 Packages2 packages

▶NVDlinux/linux_kernel< 6.7+1
▶Debianlinux/linux_kernel< 5.10.209-1+3

Also affects: Enterprise Linux 8.0, 9.0

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

5
OSV
linux-azure, linux-azure-5.4 vulnerabilities↗2024-02-28
▶
OSV
linux, linux-aws, linux-aws-5.4, linux-bluefield, linux-gcp, linux-gcp-5.4, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-iot, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, lin↗2024-02-22
▶
GHSA
GHSA-3cfm-49vw-5qrv: A Null pointer dereference problem was found in ida_free in lib/idr↗2024-01-15
▶
CVEList
Kernel: null pointer dereference vulnerability in ida_free in lib/idr.c↗2024-01-15
▶
OSV
CVE-2023-6915: A Null pointer dereference problem was found in ida_free in lib/idr↗2024-01-15
▶

📋Vendor Advisories

15
Ubuntu
Linux kernel vulnerabilities↗2024-04-19
▶
Ubuntu
Linux kernel (GKE) vulnerabilities↗2024-03-04
▶
Ubuntu
Linux kernel (StarFive) vulnerabilities↗2024-02-29
▶
Ubuntu
Linux kernel (Low Latency) vulnerabilities↗2024-02-29
▶
Ubuntu
Linux kernel (AWS) vulnerabilities↗2024-02-28
▶

💬Community

1
Bugzilla
CVE-2023-6915 kernel: Null Pointer Dereference vulnerability in ida_free in lib/idr.c↗2023-12-18
▶
CVE-2023-6915 — NULL Pointer Dereference in Kernel | cvebase