CVE-2021-47171

CVE Details

Release Date:2024-03-25

Description


In the Linux kernel, the following vulnerability has been resolved:\nnet: usb: fix memory leak in smsc75xx_bind\nSyzbot reported memory leak in smsc75xx_bind().\nThe problem was is non-freed memory in case of\nerrors after memory allocation.\nbacktrace:\n[] kmalloc include/linux/slab.h:556 [inline]\n[] kzalloc include/linux/slab.h:686 [inline]\n[] smsc75xx_bind+0x7a/0x334 drivers/net/usb/smsc75xx.c:1460\n[] usbnet_probe+0x3b6/0xc30 drivers/net/usb/usbnet.c:1728

See more information about CVE-2021-47171 from MITRE CVE dictionary and NIST NVD


CVSS Scoring


NOTE: The following CVSS v3.1 metrics and score provided are preliminary and subject to review.

Base Score: 4.4 CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Attack Vector: Local network Attack Complexity: Low
Privileges Required: High User Interaction: None
Scope: Unchanged Confidentiality Impact: High
Integrity Impact: None Availability Impact: None

Errata information


PlatformErrataRelease Date
Oracle Linux version 6 (kernel-uek)ELSA-2024-126062024-09-02
Oracle Linux version 7 (kernel-uek)ELSA-2024-126062024-09-02
Oracle Linux version 8 (kernel)ELSA-2024-36182024-06-05
Oracle VM version 3 (kernel-uek)OVMSA-2024-00112024-09-03


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