CVE-2021-47310
TI net: Uninitialized Pointer Vulnerability
Description
In the Linux kernel, the following vulnerability has been resolved: net: ti: fix UAF in tlan_remove_one priv is netdev private data and it cannot be used after free_netdev() call. Using priv after free_netdev() can cause UAF bug. Fix it by moving free_netdev() at the end of the function.
INFO
Published Date :
May 21, 2024, 3:15 p.m.
Last Modified :
Dec. 26, 2024, 7:50 p.m.
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-47310.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-47310 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-47310 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Dec. 26, 2024
Action Type Old Value New Value Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CWE NIST CWE-416 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 3.10 up to (excluding) 4.4.277 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.5 up to (excluding) 4.9.277 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.10 up to (excluding) 4.14.241 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.15 up to (excluding) 4.19.199 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.20 up to (excluding) 5.4.135 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.53 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.13.5 *cpe:2.3:o:linux:linux_kernel:5.14:rc1:*:*:*:*:*:* Changed Reference Type https://git.kernel.org/stable/c/0336f8ffece62f882ab3012820965a786a983f70 No Types Assigned https://git.kernel.org/stable/c/0336f8ffece62f882ab3012820965a786a983f70 Patch Changed Reference Type https://git.kernel.org/stable/c/0336f8ffece62f882ab3012820965a786a983f70 No Types Assigned https://git.kernel.org/stable/c/0336f8ffece62f882ab3012820965a786a983f70 Patch Changed Reference Type https://git.kernel.org/stable/c/0538b0ab7d2c396e385694228c7cdcd2d2c514e9 No Types Assigned https://git.kernel.org/stable/c/0538b0ab7d2c396e385694228c7cdcd2d2c514e9 Patch Changed Reference Type https://git.kernel.org/stable/c/0538b0ab7d2c396e385694228c7cdcd2d2c514e9 No Types Assigned https://git.kernel.org/stable/c/0538b0ab7d2c396e385694228c7cdcd2d2c514e9 Patch Changed Reference Type https://git.kernel.org/stable/c/93efab0ef2a607fff9166d447c4035f98b5db342 No Types Assigned https://git.kernel.org/stable/c/93efab0ef2a607fff9166d447c4035f98b5db342 Patch Changed Reference Type https://git.kernel.org/stable/c/93efab0ef2a607fff9166d447c4035f98b5db342 No Types Assigned https://git.kernel.org/stable/c/93efab0ef2a607fff9166d447c4035f98b5db342 Patch Changed Reference Type https://git.kernel.org/stable/c/a0a817b2d308fac090a05cbbe80988e073ac5193 No Types Assigned https://git.kernel.org/stable/c/a0a817b2d308fac090a05cbbe80988e073ac5193 Patch Changed Reference Type https://git.kernel.org/stable/c/a0a817b2d308fac090a05cbbe80988e073ac5193 No Types Assigned https://git.kernel.org/stable/c/a0a817b2d308fac090a05cbbe80988e073ac5193 Patch Changed Reference Type https://git.kernel.org/stable/c/a18a8d9cfbb112ad72e625372849adc3986fd6bf No Types Assigned https://git.kernel.org/stable/c/a18a8d9cfbb112ad72e625372849adc3986fd6bf Patch Changed Reference Type https://git.kernel.org/stable/c/a18a8d9cfbb112ad72e625372849adc3986fd6bf No Types Assigned https://git.kernel.org/stable/c/a18a8d9cfbb112ad72e625372849adc3986fd6bf Patch Changed Reference Type https://git.kernel.org/stable/c/b7e5563f2a7862a9e4796abb9908b092f677e3c1 No Types Assigned https://git.kernel.org/stable/c/b7e5563f2a7862a9e4796abb9908b092f677e3c1 Patch Changed Reference Type https://git.kernel.org/stable/c/b7e5563f2a7862a9e4796abb9908b092f677e3c1 No Types Assigned https://git.kernel.org/stable/c/b7e5563f2a7862a9e4796abb9908b092f677e3c1 Patch Changed Reference Type https://git.kernel.org/stable/c/c263ae8c7e4c482387de5e6c89e213f8173fe8b6 No Types Assigned https://git.kernel.org/stable/c/c263ae8c7e4c482387de5e6c89e213f8173fe8b6 Patch Changed Reference Type https://git.kernel.org/stable/c/c263ae8c7e4c482387de5e6c89e213f8173fe8b6 No Types Assigned https://git.kernel.org/stable/c/c263ae8c7e4c482387de5e6c89e213f8173fe8b6 Patch Changed Reference Type https://git.kernel.org/stable/c/f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405 No Types Assigned https://git.kernel.org/stable/c/f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405 Patch Changed Reference Type https://git.kernel.org/stable/c/f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405 No Types Assigned https://git.kernel.org/stable/c/f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405 Patch -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://git.kernel.org/stable/c/0336f8ffece62f882ab3012820965a786a983f70 Added Reference https://git.kernel.org/stable/c/0538b0ab7d2c396e385694228c7cdcd2d2c514e9 Added Reference https://git.kernel.org/stable/c/93efab0ef2a607fff9166d447c4035f98b5db342 Added Reference https://git.kernel.org/stable/c/a0a817b2d308fac090a05cbbe80988e073ac5193 Added Reference https://git.kernel.org/stable/c/a18a8d9cfbb112ad72e625372849adc3986fd6bf Added Reference https://git.kernel.org/stable/c/b7e5563f2a7862a9e4796abb9908b092f677e3c1 Added Reference https://git.kernel.org/stable/c/c263ae8c7e4c482387de5e6c89e213f8173fe8b6 Added Reference https://git.kernel.org/stable/c/f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405 -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 28, 2024
Action Type Old Value New Value -
CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 21, 2024
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: net: ti: fix UAF in tlan_remove_one priv is netdev private data and it cannot be used after free_netdev() call. Using priv after free_netdev() can cause UAF bug. Fix it by moving free_netdev() at the end of the function. Added Reference kernel.org https://git.kernel.org/stable/c/a18a8d9cfbb112ad72e625372849adc3986fd6bf [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/c263ae8c7e4c482387de5e6c89e213f8173fe8b6 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/0538b0ab7d2c396e385694228c7cdcd2d2c514e9 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/a0a817b2d308fac090a05cbbe80988e073ac5193 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/b7e5563f2a7862a9e4796abb9908b092f677e3c1 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/93efab0ef2a607fff9166d447c4035f98b5db342 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/0336f8ffece62f882ab3012820965a786a983f70 [No types assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-47310 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-47310
weaknesses.