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Vulnerabilidades de systemd

Vulnerabilidades publicadas para systemd en los últimos 30 días: 0. Incluidas en el catálogo KEV: 0.

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Vulnerabilidades: 6

  1. CVE-2022-3821

    Media · CVSS 5.5EPSS 0,43%Corrección disponible

    CVE-2022-3821

    An off-by-one Error issue was discovered in Systemd in format_timespan() function of time-util.c. An attacker could supply specific values for time and accuracy that leads to buffer overrun in format_timespan(), leading to a Denial of Service.

    • Actualiza a 245.4-4ubuntu3.20
    Publicación Actualización
  2. CVE-2021-33910

    Media · CVSS 5.5EPSS 8,79%Corrección disponible

    CVE-2021-33910

    basic/unit-name.c in systemd prior to 246.15, 247.8, 248.5, and 249.1 has a Memory Allocation with an Excessive Size Value (involving strdupa and alloca for a pathname controlled by a local attacker) that results in an operating system crash.

    • Actualiza a 245.4-4ubuntu3.10
    Publicación Actualización
  3. CVE-2020-13529

    Media · CVSS 6.1EPSS 1,43%Corrección disponible

    CVE-2020-13529

    An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server.

    • Actualiza a 245.4-4ubuntu3.10
    Publicación Actualización
  4. CVE-2020-1712

    Alta · CVSS 7.8EPSS 0,46%Corrección disponible

    CVE-2020-1712

    A heap use-after-free vulnerability was found in systemd before version v245-rc1, where asynchronous Polkit queries are performed while handling dbus messages. A local unprivileged attacker can abuse this flaw to crash systemd services or potentially execute code and elevate their privileges, by sending specially crafted dbus messages.

    • Actualiza a 244.1-0ubuntu3
    Publicación Actualización

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