CVE-2026-72305
N/A
N/A
Summary
In the Linux kernel, the following vulnerability has been resolved:
VDUSE: avoid leaking information to userspace
The bounceing is not necessarily page aligned, so current VDUSE can leak kernel information through mapping bounce pages to userspace. Allocate bounce pages with __GFP_ZERO to avoid leaking information to userspace.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 8c773d53fb7b64267b0f55c1d3517cb8c5e29b3c < fde25641cbddd0c084e3320d08f755e7e6acfae5 | affected |
| Linux | Linux | 8c773d53fb7b64267b0f55c1d3517cb8c5e29b3c < 5e88c1bc3a41d9a260dd42bae8ad18fd4f35bbe1 | affected |
| Linux | Linux | 8c773d53fb7b64267b0f55c1d3517cb8c5e29b3c < 690fb82c4122f8c2656fa4f842275132771b68b9 | affected |
| Linux | Linux | 8c773d53fb7b64267b0f55c1d3517cb8c5e29b3c < 00335df9da2011e095f846d645cc2e9fd2907659 | affected |
| Linux | Linux | 8c773d53fb7b64267b0f55c1d3517cb8c5e29b3c < 9c1523803445ee0348f62b77793266dd981596e0 | affected |
| Linux | Linux | 5.15 | affected |
| Linux | Linux | 0 < 5.15 | unaffected |
| Linux | Linux | 6.6.148 <= 6.6.* | unaffected |
| Linux | Linux | 6.12.101 <= 6.12.* | unaffected |
| Linux | Linux | 6.18.42 <= 6.18.* | unaffected |
| Linux | Linux | 7.1.5 <= 7.1.* | unaffected |
| Linux | Linux | 7.2 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/fde25641cbddd0c084e3320d08f755e7e6acfae5
- https://git.kernel.org/stable/c/5e88c1bc3a41d9a260dd42bae8ad18fd4f35bbe1
- https://git.kernel.org/stable/c/690fb82c4122f8c2656fa4f842275132771b68b9
- https://git.kernel.org/stable/c/00335df9da2011e095f846d645cc2e9fd2907659
- https://git.kernel.org/stable/c/9c1523803445ee0348f62b77793266dd981596e0
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