CVE-2021-46934
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2021
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
i2c: validate user data in compat ioctl
In the Linux kernel, the following vulnerability has been resolved: i2c: validate user data in compat ioctl Wrong user data may cause warning in i2c_transfer(), ex: zero msgs. Userspace should not be able to trigger warnings, so this patch adds validation checks for user data in compact ioctl to prevent reported warnings
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) |
|---|---|---|---|---|---|
| 7d5cb45655f2e9e37ef75d18f50c0072ef14a38b | affected | git | 407c8708fb1bf2d4afc5337ef50635cf540c364b | Unavailable | None listed |
| 7d5cb45655f2e9e37ef75d18f50c0072ef14a38b | affected | git | 9e4a3f47eff476097e0c7faac04d1831fc70237d | Unavailable | None listed |
| 7d5cb45655f2e9e37ef75d18f50c0072ef14a38b | affected | git | 8d31cbab4c295d7010ebb729e9d02d0e9cece18f | Unavailable | None listed |
| 7d5cb45655f2e9e37ef75d18f50c0072ef14a38b | affected | git | f68599581067e8a5a8901ba9eb270b4519690e26 | Unavailable | None listed |
| 7d5cb45655f2e9e37ef75d18f50c0072ef14a38b | affected | git | bb436283e25aaf1533ce061605d23a9564447bdf | 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) |
|---|---|---|---|---|---|
| 4.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 4.15 | Unavailable | None listed |
| 4.19.224 | unaffected | semver | Unavailable | 4.19.* | None listed |
| 5.4.170 | unaffected | semver | Unavailable | 5.4.* | None listed |
| 5.10.90 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.15.13 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 5.16 | unaffected | original_commit_for_fix | Unavailable | * | None listed |