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    CVE-2020-36385

    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.

    Published:Jun 7, 2021
    Last Modified:Nov 21, 2024
    EPS:Jun 7, 2021
    EPSS Score:0.0006
    CVSS Score:7.8

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Netapp
    Product
    H300e
    Vendor
    Netapp
    Product
    H300e Firmware
    Vendor
    Netapp
    Product
    H300s
    Vendor
    Netapp
    Product
    H300s Firmware
    Vendor
    Netapp
    Product
    H410c
    Vendor
    Netapp
    Product
    H410c Firmware
    Vendor
    Netapp
    Product
    H410s
    Vendor
    Netapp
    Product
    H410s Firmware
    Vendor
    Netapp
    Product
    H500e
    Vendor
    Netapp
    Product
    H500e Firmware
    Vendor
    Netapp
    Product
    H500s
    Vendor
    Netapp
    Product
    H500s Firmware
    Vendor
    Netapp
    Product
    H700e
    Vendor
    Netapp
    Product
    H700e Firmware
    Vendor
    Netapp
    Product
    H700s
    Vendor
    Netapp
    Product
    H700s Firmware
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Rhel Aus
    Vendor
    Redhat
    Product
    Rhel E4s
    Vendor
    Redhat
    Product
    Rhel Els
    Vendor
    Redhat
    Product
    Rhel Eus
    Vendor
    Redhat
    Product
    Rhel Extras Rt
    Vendor
    Redhat
    Product
    Rhel Tus
    Vendor
    Starwindsoftware
    Product
    Starwind San \& Nas
    Vendor
    Starwindsoftware
    Product
    Starwind Virtual San

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-416 Use After Free

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10
    https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f5449e74802c1112dea984aec8af7a33c4516af1
    https://security.netapp.com/advisory/ntap-20210720-0004/
    https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-ucma_close-2
    https://syzkaller.appspot.com/bug?id=457491c4672d7b52c1007db213d93e47c711fae6
    https://www.starwindsoftware.com/security/sw-20220802-0002/
    https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10
    https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f5449e74802c1112dea984aec8af7a33c4516af1
    https://security.netapp.com/advisory/ntap-20210720-0004/
    https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-ucma_close-2
    https://syzkaller.appspot.com/bug?id=457491c4672d7b52c1007db213d93e47c711fae6
    https://www.starwindsoftware.com/security/sw-20220802-0002/

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High