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CVE-2021-47171

UNKNOWN
Published 2024-03-25T09:16:22.993Z
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No CVSS data available

Description

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

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Linux

Linux

Affected Versions:

d0cad871703b898a442e4049c532ec39168e5b57 d0cad871703b898a442e4049c532ec39168e5b57 d0cad871703b898a442e4049c532ec39168e5b57 d0cad871703b898a442e4049c532ec39168e5b57 d0cad871703b898a442e4049c532ec39168e5b57 d0cad871703b898a442e4049c532ec39168e5b57 d0cad871703b898a442e4049c532ec39168e5b57 d0cad871703b898a442e4049c532ec39168e5b57
Linux

Linux

Affected Versions:

2.6.34 0 4.4.271 4.9.271 4.14.235 4.19.193 5.4.124 5.10.42 5.12.9 5.13

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-9vg5-4v4q-375p

Advisory Details

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

CVSS Scoring

CVSS Score

5.0

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-47171
WEB https://git.kernel.org/stable/c/200dbfcad8011e50c3cec269ed7b980836eeb1fa
WEB https://git.kernel.org/stable/c/22c840596af0c09068b6cf948616e6496e59e07f
WEB https://git.kernel.org/stable/c/46a8b29c6306d8bbfd92b614ef65a47c900d8e70
WEB https://git.kernel.org/stable/c/635ac38b36255d3cfb8312cf7c471334f4d537e0
WEB https://git.kernel.org/stable/c/70c886ac93f87ae7214a0c69151a28a8075dd95b
WEB https://git.kernel.org/stable/c/9e6a3eccb28779710cbbafc4f4258d92509c6d07
WEB https://git.kernel.org/stable/c/9e6b8c1ff9d997e1fa16cbd2d60739adf6dc1bbc
WEB https://git.kernel.org/stable/c/b95fb96e6339e34694dd578fb6bde3575b01af17

Advisory provided by GitHub Security Advisory Database. Published: March 25, 2024, Modified: May 16, 2024

References

https://git.kernel.org/stable/c/200dbfcad8011e50c3cec269ed7b980836eeb1fa
https://git.kernel.org/stable/c/22c840596af0c09068b6cf948616e6496e59e07f
https://git.kernel.org/stable/c/9e6b8c1ff9d997e1fa16cbd2d60739adf6dc1bbc
https://git.kernel.org/stable/c/9e6a3eccb28779710cbbafc4f4258d92509c6d07
https://git.kernel.org/stable/c/b95fb96e6339e34694dd578fb6bde3575b01af17
https://git.kernel.org/stable/c/635ac38b36255d3cfb8312cf7c471334f4d537e0
https://git.kernel.org/stable/c/70c886ac93f87ae7214a0c69151a28a8075dd95b
https://git.kernel.org/stable/c/46a8b29c6306d8bbfd92b614ef65a47c900d8e70
Published: 2024-03-25T09:16:22.993Z
Last Modified: 2025-05-04T07:05:36.166Z
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