CVE-2023-54319 | pinctrl: at91-pio4: check return value of devm_kasprintf()

In the Linux kernel, the following vulnerability has been resolved: pinctrl: at91-pio4: check return value of devm_kasprintf() devm_kasprintf() returns a pointer to dynamically allocated memory. Pointer could be NULL in case allocation fails. Check pointer validity. Identified with coccinelle (kmerr.cocci script). Depends-on: 1c4e5c470a56 ("pinctrl: at91: use devm_kasprintf() to avoid potential leaks") Depends-on: 5a8f9cf269e8 ("pinctrl: at91-pio4: use proper format specifier for unsigned int")

Published: 2025-12-30 Last update: 2026-04-15 Assigner: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Conclusion & alert: CVE-2023-54319 is rated Low Risk (18.3/100): low exploitation likelihood (EPSS 0.06%). Mandatory action: Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2023-54319

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-01-05 0.04% 0.06% +0.01%
2 2025-12-31 0.04%

Full EPSS history (2 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2023-54319

CVSS metrics for this CVE.

No CVSS data in dataset for this CVE.

Weakness enumeration for CVE-2023-54319

OS Trackers for CVE-2023-54319

vendor priority summary link
debian not yet assigned CVE-2023-54319 not yet assigned priority: Debian including 1 source packages (linux), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2023-54319
redhat https://access.redhat.com/security/cve/CVE-2023-54319
suse medium https://www.suse.com/security/cve/CVE-2023-54319/
ubuntu medium CVE-2023-54319 medium priority: Ubuntu including 157 source packages (linux, linux-allwinner-5.19, …), 1405 status rows across 9 suites (bionic, focal, jammy, noble, plucky, questing, trusty, upstream, xenial): DNE 1010, ignored 176, released 133, not-affected 66, needed 19, needs-triage 1. https://ubuntu.com/security/CVE-2023-54319

Affected software / configurations for CVE-2023-54319

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2023-54319

cvelogic Threat Intelligence