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CVE-2020-36385 Detail

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.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10 Release Notes  Vendor Advisory 
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://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://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://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://syzkaller.appspot.com/bug?id=457491c4672d7b52c1007db213d93e47c711fae6 Patch  Third Party Advisory 
https://www.starwindsoftware.com/security/sw-20220802-0002/ Third Party Advisory 
https://www.starwindsoftware.com/security/sw-20220802-0002/ Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-416 Use After Free cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

7 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-36385
NVD Published Date:
06/07/2021
NVD Last Modified:
11/21/2024
Source:
MITRE