CVE-2025-21863
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2025
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
io_uring: prevent opcode speculation
In the Linux kernel, the following vulnerability has been resolved: io_uring: prevent opcode speculation sqe->opcode is used for different tables, make sure we santitise it against speculations.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| d3656344fea0339fb0365c8df4d2beba4e0089cd | affected | git | 87e9eef43c758da267f6332678058a79764c7eba | Unavailable | None listed |
| d3656344fea0339fb0365c8df4d2beba4e0089cd | affected | git | 18eae8420081ef8e043ad455937bfb470ef08607 | Unavailable | None listed |
| d3656344fea0339fb0365c8df4d2beba4e0089cd | affected | git | d261ead565a080e3411b0dd04e6d58a52471cac8 | Unavailable | None listed |
| d3656344fea0339fb0365c8df4d2beba4e0089cd | affected | git | b9826e3b26ec031e9063f64a7c735449c43955e4 | Unavailable | None listed |
| d3656344fea0339fb0365c8df4d2beba4e0089cd | affected | git | 506b9b5e8c2d2a411ea8fe361333f5081c56d23a | Unavailable | None listed |
| d3656344fea0339fb0365c8df4d2beba4e0089cd | affected | git | fdbfd52bd8b85ed6783365ff54c82ab7067bd61b | Unavailable | None listed |
| d3656344fea0339fb0365c8df4d2beba4e0089cd | affected | git | 1e988c3fe1264708f4f92109203ac5b1d65de50b | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 5.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 5.6 | Unavailable | None listed |
| 5.10.259 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.15.209 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.175 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.80 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.17 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.13.5 | unaffected | semver | Unavailable | 6.13.* | None listed |
| 6.14 | unaffected | original_commit_for_fix | Unavailable | * | None listed |