CVE-2021-47171
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)
net: usb: fix memory leak in smsc75xx_bind
In the Linux kernel, the following vulnerability has been resolved: net: usb: fix memory leak in smsc75xx_bind Syzbot reported memory leak in smsc75xx_bind(). The problem was is non-freed memory in case of errors after memory allocation. backtrace: [<ffffffff84245b62>] kmalloc include/linux/slab.h:556 [inline] [<ffffffff84245b62>] kzalloc include/linux/slab.h:686 [inline] [<ffffffff84245b62>] smsc75xx_bind+0x7a/0x334 drivers/net/usb/smsc75xx.c:1460 [<ffffffff82b5b2e6>] usbnet_probe+0x3b6/0xc30 drivers/net/usb/usbnet.c:1728
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) |
|---|---|---|---|---|---|
| d0cad871703b898a442e4049c532ec39168e5b57 | affected | git | 200dbfcad8011e50c3cec269ed7b980836eeb1fa | Unavailable | None listed |
| d0cad871703b898a442e4049c532ec39168e5b57 | affected | git | 22c840596af0c09068b6cf948616e6496e59e07f | Unavailable | None listed |
| d0cad871703b898a442e4049c532ec39168e5b57 | affected | git | 9e6b8c1ff9d997e1fa16cbd2d60739adf6dc1bbc | Unavailable | None listed |
| d0cad871703b898a442e4049c532ec39168e5b57 | affected | git | 9e6a3eccb28779710cbbafc4f4258d92509c6d07 | Unavailable | None listed |
| d0cad871703b898a442e4049c532ec39168e5b57 | affected | git | b95fb96e6339e34694dd578fb6bde3575b01af17 | Unavailable | None listed |
| d0cad871703b898a442e4049c532ec39168e5b57 | affected | git | 635ac38b36255d3cfb8312cf7c471334f4d537e0 | Unavailable | None listed |
| d0cad871703b898a442e4049c532ec39168e5b57 | affected | git | 70c886ac93f87ae7214a0c69151a28a8075dd95b | Unavailable | None listed |
| d0cad871703b898a442e4049c532ec39168e5b57 | affected | git | 46a8b29c6306d8bbfd92b614ef65a47c900d8e70 | 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) |
|---|---|---|---|---|---|
| 2.6.34 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 2.6.34 | Unavailable | None listed |
| 4.4.271 | unaffected | semver | Unavailable | 4.4.* | None listed |
| 4.9.271 | unaffected | semver | Unavailable | 4.9.* | None listed |
| 4.14.235 | unaffected | semver | Unavailable | 4.14.* | None listed |
| 4.19.193 | unaffected | semver | Unavailable | 4.19.* | None listed |
| 5.4.124 | unaffected | semver | Unavailable | 5.4.* | None listed |
| 5.10.42 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.12.9 | unaffected | semver | Unavailable | 5.12.* | None listed |
| 5.13 | unaffected | original_commit_for_fix | Unavailable | * | None listed |