PT-2025-49487 · Linux · Linux Kernel

Published 2025-12-08 · Updated 2025-12-09 · CVE-2023-53757

Positive Technologies (AI Summary)

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The Linux kernel contains a reference count leak in the mvebu gicp probe function within the irqchip/irq-mvebu-gicp component. The of irq find parent() function increments the reference count of a node pointer, and a missing call to of node put() prevents decrementing this count when it is no longer needed, leading to a memory leak.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Related Identifiers

CVE-2023-53757

Affected Products

Linux Kernel

References · 22

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53757.json · Exploit
• https://osv.dev/vulnerability/BELL-CVE-2023-53757 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53757 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-53757 · Security Note
• https://osv.dev/vulnerability/CVE-2023-53757 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-53757 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-53757 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-53757 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-53757 · Security Note
• https://twitter.com/CVEnew/status/1997863654864093409 · Twitter Post
• https://t.me/CVEtracker/39066 · Telegram Post
• https://git.kernel.org/stable/c/91e149b201bdb68c77011d50d011e47fadbcc8bd · Note
• https://git.kernel.org/stable/c/d6b99b9b5e354f9c801a3cc3b1d4881d920e1718 · Note
• https://git.kernel.org/stable/c/88cb93d3a16f706bd7213f8a5882c394e5d10c4e · Note
• https://git.kernel.org/stable/c/4545d7a70ce0fc78b1d3c33c4a0939a86f363b57 · Note