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Vulnérabilités de linux-aws-hwe · Page n° 16

Vulnérabilité publiée pour linux-aws-hwe au cours des 30 derniers jours : 0. Dans le catalogue KEV : 0.

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Vulnérabilités : 411

  1. CVE-2019-9506

    Élevée · CVSS 7.6EPSS 2,69%Correctif disponible

    Blutooth BR/EDR specification does not specify sufficient encryption key length and allows an attacker to influence key length negotiation

    The Bluetooth BR/EDR specification up to and including version 5.1 permits sufficiently low encryption key length and does not prevent an attacker from influencing the key length negotiation. This allows practical brute-force attacks (aka "KNOB") that can decrypt traffic and inject arbitrary ciphertext without the victim noticing.

    • Mettez à jour vers 4.15.0-1047.49~16.04.1
    Publication Mise à jour
  2. CVE-2018-16871

    Élevée · CVSS 7.5EPSS 2,7%Correctif disponible

    CVE-2018-16871

    A flaw was found in the Linux kernel's NFS implementation, all versions 3.x and all versions 4.x up to 4.20. An attacker, who is able to mount an exported NFS filesystem, is able to trigger a null pointer dereference by using an invalid NFS sequence. This can panic the machine and deny access to the NFS server. Any outstanding disk writes to the NFS server will be lost.

    • Mettez à jour vers 4.15.0-1033.35~16.04.1
    Publication Mise à jour
  3. CVE-2019-14284

    Moyenne · CVSS 6.7EPSS 0,7%Correctif disponible

    CVE-2019-14284

    In the Linux kernel before 5.2.3, drivers/block/floppy.c allows a denial of service by setup_format_params division-by-zero. Two consecutive ioctls can trigger the bug: the first one should set the drive geometry with .sect and .rate values that make F_SECT_PER_TRACK be zero. Next, the floppy format operation should be called. It can be triggered by an unprivileged local user even when a floppy disk has not been inserted. NOTE: QEMU creates the floppy device by default.

    • Mettez à jour vers 4.15.0-1047.49~16.04.1
    Publication Mise à jour
  4. CVE-2019-14283

    Moyenne · CVSS 6.8EPSS 0,73%Correctif disponible

    CVE-2019-14283

    In the Linux kernel before 5.2.3, set_geometry in drivers/block/floppy.c does not validate the sect and head fields, as demonstrated by an integer overflow and out-of-bounds read. It can be triggered by an unprivileged local user when a floppy disk has been inserted. NOTE: QEMU creates the floppy device by default.

    • Mettez à jour vers 4.15.0-1047.49~16.04.1
    Publication Mise à jour
  5. CVE-2019-13272

    Élevée · CVSS 7.8EPSS 52,2%Dans le catalogue KEVCode d’exploitation publicCorrectif disponible

    CVE-2019-13272

    In the Linux kernel before 5.1.17, ptrace_link in kernel/ptrace.c mishandles the recording of the credentials of a process that wants to create a ptrace relationship, which allows local users to obtain root access by leveraging certain scenarios with a parent-child process relationship, where a parent drops privileges and calls execve (potentially allowing control by an attacker). One contributing factor is an object lifetime issue (which can also cause a panic). Another contributing factor is incorrect marking of a ptrace relationship as privileged, which is exploitable through (for example) Polkit's pkexec helper with PTRACE_TRACEME. NOTE:

    • Mettez à jour vers 4.15.0-1047.49~16.04.1
    Publication Mise à jour

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