CVE-2023-22999 — NULL Pointer Dereference in Kernel

CWE-476 — NULL Pointer DereferenceCWE-436 — Interpretation Conflict6 documents6 sources
Severity
5.5MEDIUMNVD
EPSS
0.1%
top 81.32%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
Linux KernelDebian LinuxMsrc Cbl2 Kernel 5.15.102.1-1 ON CBL Mariner 2.0+5 more
Timeline
PublishedFeb 28

Description

In the Linux kernel before 5.16.3, drivers/usb/dwc3/dwc3-qcom.c misinterprets the dwc3_qcom_create_urs_usb_platdev return value (expects it to be NULL in the error case, whereas it is actually an error pointer).

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 Packages9 packages

▶NVDlinux/linux_kernel< 5.16.3
▶Debianlinux/linux_kernel< 5.10.103-1+3
▶debiandebian/linux< linux 5.16.7-1 (bookworm)

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-fp2q-c4jg-gwx2: In the Linux kernel before 5↗2023-02-28
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OSV
CVE-2023-22999: In the Linux kernel before 5↗2023-02-28
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📋Vendor Advisories

3
Red Hat
kernel: usb: dwc3: qcom: improper return value check in dwc3_qcom_probe()↗2023-02-28
▶
Microsoft
In the Linux kernel before 5.16.3 drivers/usb/dwc3/dwc3-qcom.c misinterprets the dwc3_qcom_create_urs_usb_platdev return value (expects it to be NULL in the error case whereas it is actually an error ↗2023-02-14
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Debian
CVE-2023-22999: linux - In the Linux kernel before 5.16.3, drivers/usb/dwc3/dwc3-qcom.c misinterprets th...↗2023
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