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    CVE-2019-18885

    fs/btrfs/volumes.c in the Linux kernel before 5.1 allows a btrfs_verify_dev_extents NULL pointer dereference via a crafted btrfs image because fs_devices->devices is mishandled within find_device, aka CID-09ba3bc9dd15.

    Published:Jan 19, 2019
    Last Modified:Nov 21, 2024
    EPS:Nov 14, 2019
    EPSS Score:0.0073
    CVSS Score:5.5

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel

    Exploits

    https://github.com/bobfuzzer/CVE-2019-18885https://github.com/bobfuzzer/CVE-2019-18885https://github.com/bobfuzzer/CVE-2019-18885

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    CVE-2026-80920 — In the Linux kernel, the following vulnerability has been resolved: io_uring: defer eventfd signaling when qu…
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    References

    http://packetstormsecurity.com/files/156185/Kernel-Live-Patch-Security-Notice-LSN-0062-1.html
    https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=09ba3bc9dd150457c506e4661380a6183af651c1
    https://github.com/bobfuzzer/CVE-2019-18885
    https://github.com/torvalds/linux/commit/09ba3bc9dd150457c506e4661380a6183af651c1
    https://lists.debian.org/debian-lts-announce/2020/08/msg00019.html
    https://security.netapp.com/advisory/ntap-20191205-0001/
    https://usn.ubuntu.com/4254-1/
    https://usn.ubuntu.com/4254-2/
    https://usn.ubuntu.com/4258-1/
    https://usn.ubuntu.com/4287-1/
    https://usn.ubuntu.com/4287-2/
    https://www.oracle.com/security-alerts/cpuApr2021.html
    http://packetstormsecurity.com/files/156185/Kernel-Live-Patch-Security-Notice-LSN-0062-1.html
    https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=09ba3bc9dd150457c506e4661380a6183af651c1
    https://github.com/bobfuzzer/CVE-2019-18885
    https://github.com/torvalds/linux/commit/09ba3bc9dd150457c506e4661380a6183af651c1
    https://lists.debian.org/debian-lts-announce/2020/08/msg00019.html
    https://security.netapp.com/advisory/ntap-20191205-0001/
    https://usn.ubuntu.com/4254-1/
    https://usn.ubuntu.com/4254-2/
    https://usn.ubuntu.com/4258-1/
    https://usn.ubuntu.com/4287-1/
    https://usn.ubuntu.com/4287-2/
    https://www.oracle.com/security-alerts/cpuApr2021.html

    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