CVE-2026-23263 identifies a page array leak within the io_uring/zcrx component of the Linux kernel, stemming from an incomplete fix that failed to properly free the page array. While no official CVSS score is available, its EPSS score is extremely low at 0.00024, and it carries a FAUCET Risk Score of 20/100, indicating a minimal likelihood of exploitation and low overall risk. There is no evidence of active exploitation, nor is any public exploit code available on platforms like Metasploit or ExploitDB. The vulnerability is not listed on the CISA KEV catalog or any hot lists, and community discussion and media coverage remain very limited.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 6.17, < 6.18.10CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
6.19CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:* | ||
6.19CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:* | ||
6.19CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.19:rc3:*:*:*:*:*:* | ||
6.19CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:* |
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
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.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.