CVE-2025-39742
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)
RDMA: hfi1: fix possible divide-by-zero in find_hw_thread_mask()
In the Linux kernel, the following vulnerability has been resolved: RDMA: hfi1: fix possible divide-by-zero in find_hw_thread_mask() The function divides number of online CPUs by num_core_siblings, and later checks the divider by zero. This implies a possibility to get and divide-by-zero runtime error. Fix it by moving the check prior to division. This also helps to save one indentation level.
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) |
|---|---|---|---|---|---|
| b094a36f90975373c3a241839869217a65f17d81 | affected | git | 9bba1a9994c523b44db64f63b564b4719ea2b7ef | Unavailable | None listed |
| b094a36f90975373c3a241839869217a65f17d81 | affected | git | 1a7cf828ed861de5be1aff99e10f114b363c19d3 | Unavailable | None listed |
| b094a36f90975373c3a241839869217a65f17d81 | affected | git | 9d3211cb61a0773a2440d0a0698c1e6e7429f907 | Unavailable | None listed |
| b094a36f90975373c3a241839869217a65f17d81 | affected | git | 4b4317b0d758ff92ba96f4e448a8992a6fe607bf | Unavailable | None listed |
| b094a36f90975373c3a241839869217a65f17d81 | affected | git | 89fdac333a17ed990b41565630ef4791782e02f5 | Unavailable | None listed |
| b094a36f90975373c3a241839869217a65f17d81 | affected | git | 9b05e91afe948ed819bf87d7ba0fccf451ed79a6 | Unavailable | None listed |
| b094a36f90975373c3a241839869217a65f17d81 | affected | git | 31d0599a23efdbfe579bfbd1eb8f8c942f13744d | Unavailable | None listed |
| b094a36f90975373c3a241839869217a65f17d81 | affected | git | ac53f377393cc85156afdc90b636e84e544a6f96 | Unavailable | None listed |
| b094a36f90975373c3a241839869217a65f17d81 | affected | git | 59f7d2138591ef8f0e4e4ab5f1ab674e8181ad3a | 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) |
|---|---|---|---|---|---|
| 4.8 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 4.8 | Unavailable | None listed |
| 5.4.297 | unaffected | semver | Unavailable | 5.4.* | None listed |
| 5.10.241 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.15.190 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.149 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.103 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.43 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.15.11 | unaffected | semver | Unavailable | 6.15.* | None listed |
| 6.16.2 | unaffected | semver | Unavailable | 6.16.* | None listed |
| 6.17 | unaffected | original_commit_for_fix | Unavailable | * | None listed |