CVE-2026-74546
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
hwmon: (adt7470) Fix divide-by-zero TOCTOU crash in fan speed read
In the Linux kernel, the following vulnerability has been resolved: hwmon: (adt7470) Fix divide-by-zero TOCTOU crash in fan speed read If the fan data becomes 0 between the FAN_DATA_VALID() check and the FAN_PERIOD_TO_RPM() conversion, it will result in a divide-by-zero crash due to a race with a concurrent update of the cached fan value. Fix a TOCTOU issue by reading fan data once.
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) |
|---|---|---|---|---|---|
| fc958a61ff6d34a0ec42744d3ff524ee202b2e9f | affected | git | 689a2ea75434131d0af58aeb7d51fde40e858b4d | Unavailable | None listed |
| fc958a61ff6d34a0ec42744d3ff524ee202b2e9f | affected | git | 009240d057e26831cc925feaba4c490209c1d0ba | Unavailable | None listed |
| fc958a61ff6d34a0ec42744d3ff524ee202b2e9f | affected | git | d328175045176f85c15c369bd21dc551351e7935 | Unavailable | None listed |
| fc958a61ff6d34a0ec42744d3ff524ee202b2e9f | affected | git | 832069bec79cf6f903441c5769d3cdba95d0af33 | Unavailable | None listed |
| fc958a61ff6d34a0ec42744d3ff524ee202b2e9f | affected | git | 96ad57d31763559d376416cdf3bf5ae79bbbebec | Unavailable | None listed |
| fc958a61ff6d34a0ec42744d3ff524ee202b2e9f | affected | git | 76963b04b2d1c648d69949d8dd521e1ff7f40b51 | Unavailable | None listed |
| fc958a61ff6d34a0ec42744d3ff524ee202b2e9f | affected | git | 1b46fe9dc8f8de59310f37e6c5e5c0e05ded46c3 | 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) |
|---|---|---|---|---|---|
| 5.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 5.15 | Unavailable | None listed |
| 5.15.216 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.183 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.151 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.103 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.18.44 | unaffected | semver | Unavailable | 6.18.* | None listed |
| 7.1.8 | unaffected | semver | Unavailable | 7.1.* | None listed |
| 7.2 | unaffected | original_commit_for_fix | Unavailable | * | None listed |