CVE-2021-47485
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)
IB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields
In the Linux kernel, the following vulnerability has been resolved: IB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields Overflowing either addrlimit or bytes_togo can allow userspace to trigger a buffer overflow of kernel memory. Check for overflows in all the places doing math on user controlled buffers.
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) |
|---|---|---|---|---|---|
| f931551bafe1f10ded7f5282e2aa162c267a2e5d | affected | git | bda41654b6e0c125a624ca35d6d20beb8015b5d0 | Unavailable | None listed |
| f931551bafe1f10ded7f5282e2aa162c267a2e5d | affected | git | 3f57c3f67fd93b4da86aeffea1ca32c484d054ad | Unavailable | None listed |
| f931551bafe1f10ded7f5282e2aa162c267a2e5d | affected | git | 60833707b968d5ae02a75edb7886dcd4a957cf0d | Unavailable | None listed |
| f931551bafe1f10ded7f5282e2aa162c267a2e5d | affected | git | 73d2892148aa4397a885b4f4afcfc5b27a325c42 | Unavailable | None listed |
| f931551bafe1f10ded7f5282e2aa162c267a2e5d | affected | git | 0f8cdfff06829a0b0348b6debc29ff6a61967724 | Unavailable | None listed |
| f931551bafe1f10ded7f5282e2aa162c267a2e5d | affected | git | c3e17e58f571f34c51aeb17274ed02c2ed5cf780 | Unavailable | None listed |
| f931551bafe1f10ded7f5282e2aa162c267a2e5d | affected | git | 0d4395477741608d123dad51def9fe50b7ebe952 | Unavailable | None listed |
| f931551bafe1f10ded7f5282e2aa162c267a2e5d | affected | git | d39bf40e55e666b5905fdbd46a0dced030ce87be | 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) |
|---|---|---|---|---|---|
| 2.6.35 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 2.6.35 | Unavailable | None listed |
| 4.4.292 | unaffected | semver | Unavailable | 4.4.* | None listed |
| 4.9.290 | unaffected | semver | Unavailable | 4.9.* | None listed |
| 4.14.255 | unaffected | semver | Unavailable | 4.14.* | None listed |
| 4.19.216 | unaffected | semver | Unavailable | 4.19.* | None listed |
| 5.4.157 | unaffected | semver | Unavailable | 5.4.* | None listed |
| 5.10.77 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.14.16 | unaffected | semver | Unavailable | 5.14.* | None listed |
| 5.15 | unaffected | original_commit_for_fix | Unavailable | * | None listed |