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    CVE-2020-27815

    A flaw was found in the JFS filesystem code in the Linux Kernel which allows a local attacker with the ability to set extended attributes to panic the system, causing memory corruption or escalating privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

    Published:Nov 30, 2020
    Last Modified:Nov 21, 2024
    EPS:May 26, 2021
    EPSS Score:0.00182
    CVSS Score:7.8

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Netapp
    Product
    Aff A250
    Vendor
    Netapp
    Product
    Aff A250 Firmware
    Vendor
    Netapp
    Product
    Fas500f
    Vendor
    Netapp
    Product
    Fas500f Firmware
    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

    Exploits

    http://www.openwall.com/lists/oss-security/2020/11/30/5http://www.openwall.com/lists/oss-security/2020/12/28/1http://www.openwall.com/lists/oss-security/2020/11/30/5http://www.openwall.com/lists/oss-security/2020/12/28/1https://github.com/Trinadh465/linux-4.19.72_CVE-2020-27815

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    References

    http://www.openwall.com/lists/oss-security/2020/11/30/5
    http://www.openwall.com/lists/oss-security/2020/12/28/1
    https://bugzilla.redhat.com/show_bug.cgi?id=1897668%2C
    https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c61b3e4839007668360ed8b87d7da96d2e59fc6c
    https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html
    https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html
    https://security.netapp.com/advisory/ntap-20210702-0004/
    https://www.debian.org/security/2021/dsa-4843
    https://www.openwall.com/lists/oss-security/2020/11/30/5%2C
    https://www.openwall.com/lists/oss-security/2020/12/28/1%2C
    http://www.openwall.com/lists/oss-security/2020/11/30/5
    http://www.openwall.com/lists/oss-security/2020/12/28/1
    https://bugzilla.redhat.com/show_bug.cgi?id=1897668%2C
    https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c61b3e4839007668360ed8b87d7da96d2e59fc6c
    https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html
    https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html
    https://security.netapp.com/advisory/ntap-20210702-0004/
    https://www.debian.org/security/2021/dsa-4843
    https://www.openwall.com/lists/oss-security/2020/11/30/5%2C
    https://www.openwall.com/lists/oss-security/2020/12/28/1%2C

    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