CVE-2023-53330 is a memory leak vulnerability in the Linux kernel's CAIF subsystem, specifically within the cfctrl_linkup_request() function. This flaw occurs when an unknown linktype or a kzalloc failure prevents the proper release of a packet, leading to resource exhaustion. The vulnerability is rated Medium (CVSS 5.5), indicating that a local attacker with low privileges could exploit it without user interaction, potentially leading to a denial of service (high availability impact). Currently, there is no evidence of active exploitation, nor are there publicly available exploit modules in Metasploit, Nuclei, or ExploitDB. The vulnerability has received minimal community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.6.35, < 4.14.303CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.15, < 4.19.270CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.20, < 5.4.229CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.5, < 5.10.163CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.11, < 5.15.87CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.