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    CVE-2016-2779

    runuser in util-linux allows local users to escape to the parent session via a crafted TIOCSTI ioctl call, which pushes characters to the terminal's input buffer.

    Published:Feb 26, 2016
    Last Modified:Apr 20, 2025
    EPS:Feb 7, 2017
    EPSS Score:0.00158
    CVSS Score:7.8

    Affected Products

    Vendor
    Kernel
    Product
    Util-linux

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-3184 (CVSS 3.7) — A flaw was found in util-linux. Improper hostname canonicalization in the `login(1)` utility, when invoked wit…
    CVE-2024-28085 (CVSS 3.3) — wall in util-linux through 2.40, often installed with setgid tty permissions, allows escape sequences to be se…
    CVE-2020-21583 (CVSS 6.7) — An issue was discovered in hwclock.13-v2.27 allows attackers to gain escalated privlidges or execute arbitrary…
    CVE-2022-0563 (CVSS 5.5) — A flaw was found in the util-linux chfn and chsh utilities when compiled with Readline support. The Readline l…
    CVE-2021-3996 (CVSS 5.5) — A logic error was found in the libmount library of util-linux in the function that allows an unprivileged user…
    CVE-2021-3995 (CVSS 5.5) — A logic error was found in the libmount library of util-linux in the function that allows an unprivileged user…
    CVE-2021-37600 (CVSS 5.5) — An integer overflow in util-linux through 2.37.1 can potentially cause a buffer overflow if an attacker were a…
    CVE-2018-7738 (CVSS 7.8) — In util-linux before 2.32-rc1, bash-completion/umount allows local users to gain privileges by embedding shell…

    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