CVE-2025-21998 is a Linux kernel vulnerability affecting the Qualcomm UEFI secure application (uefisecapp) firmware, specifically a race condition during efivars registration. This flaw can lead to a NULL-pointer dereference if an EFI variable is accessed before the memory pool is fully allocated. Rated Medium severity (CVSS 4.7), it requires local access with low privileges and high attack complexity, potentially resulting in a denial of service. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 6.11, < 6.12.21CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 6.13, < 6.13.9CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
6.14CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.14:rc1:*:*:*:*:*:* | ||
6.14CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.14:rc2:*:*:*:*:*:* | ||
6.14CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.14:rc3:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.4 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.