CVE-2020-36385
Linux Kernel Infiniband UCMA Use-After-Free
Description
An issue was discovered in the Linux kernel before 5.10. drivers/infiniband/core/ucma.c has a use-after-free because the ctx is reached via the ctx_list in some ucma_migrate_id situations where ucma_close is called, aka CID-f5449e74802c.
INFO
Published Date :
June 7, 2021, 12:15 p.m.
Last Modified :
Oct. 25, 2022, 4:42 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.8
Public PoC/Exploit Available at Github
CVE-2020-36385 has a 2 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2020-36385
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
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-2020-36385.
| URL | Resource |
|---|---|
| https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10 | Release Notes Vendor Advisory |
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f5449e74802c1112dea984aec8af7a33c4516af1 | Patch Vendor Advisory |
| https://security.netapp.com/advisory/ntap-20210720-0004/ | Third Party Advisory |
| https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-ucma_close-2 | Patch Third Party Advisory |
| https://syzkaller.appspot.com/bug?id=457491c4672d7b52c1007db213d93e47c711fae6 | Patch Third Party Advisory |
| https://www.starwindsoftware.com/security/sw-20220802-0002/ | Third Party Advisory |
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).
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The following list is the news that have been mention
CVE-2020-36385 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-36385 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.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Oct. 25, 2022
Action Type Old Value New Value Changed Reference Type https://www.starwindsoftware.com/security/sw-20220802-0002/ No Types Assigned https://www.starwindsoftware.com/security/sw-20220802-0002/ Third Party Advisory Added CPE Configuration OR *cpe:2.3:a:starwindsoftware:starwind_san_\&_nas:v8r12:*:*:*:*:*:*:* *cpe:2.3:a:starwindsoftware:starwind_virtual_san:v8:build14338:*:*:*:*:*:* -
CVE Modified by [email protected]
Oct. 11, 2022
Action Type Old Value New Value Added Reference https://www.starwindsoftware.com/security/sw-20220802-0002/ [No Types Assigned] -
Modified Analysis by [email protected]
Dec. 01, 2021
Action Type Old Value New Value Changed Reference Type https://security.netapp.com/advisory/ntap-20210720-0004/ No Types Assigned https://security.netapp.com/advisory/ntap-20210720-0004/ Third Party Advisory Changed Reference Type https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-ucma_close-2 Third Party Advisory https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-ucma_close-2 Patch, Third Party Advisory Changed Reference Type https://syzkaller.appspot.com/bug?id=457491c4672d7b52c1007db213d93e47c711fae6 Third Party Advisory https://syzkaller.appspot.com/bug?id=457491c4672d7b52c1007db213d93e47c711fae6 Patch, Third Party Advisory Added CPE Configuration AND OR *cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jul. 20, 2021
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20210720-0004/ [No Types Assigned] -
Initial Analysis by [email protected]
Jun. 16, 2021
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Changed Reference Type https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10 No Types Assigned https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10 Release Notes, Vendor Advisory Changed Reference Type https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f5449e74802c1112dea984aec8af7a33c4516af1 No Types Assigned https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f5449e74802c1112dea984aec8af7a33c4516af1 Patch, Vendor Advisory Changed Reference Type https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-ucma_close-2 No Types Assigned https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-ucma_close-2 Third Party Advisory Changed Reference Type https://syzkaller.appspot.com/bug?id=457491c4672d7b52c1007db213d93e47c711fae6 No Types Assigned https://syzkaller.appspot.com/bug?id=457491c4672d7b52c1007db213d93e47c711fae6 Third Party Advisory Added CWE NIST CWE-416 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 5.10
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-36385 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-2020-36385
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.13 }} 0.02%
score
0.46211
percentile