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Sicherheitslücken in linux-ibm-5.15 · Seite 126

In den letzten 30 Tagen veröffentlichte Sicherheitslücken für linux-ibm-5.15: 0. Davon im KEV-Katalog: 0.

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Sicherheitslücken: 2540

  1. CVE-2023-34256

    Mittel · CVSS 5.5EPSS 0,25%Korrektur verfügbar

    CVE-2023-34256

    An issue was discovered in the Linux kernel before 6.3.3. There is an out-of-bounds read in crc16 in lib/crc16.c when called from fs/ext4/super.c because ext4_group_desc_csum does not properly check an offset. NOTE: this is disputed by third parties because the kernel is not intended to defend against attackers with the stated "When modifying the block device while it is mounted by the filesystem" access.

    • Auf 5.15.0-1037.40~20.04.1 aktualisieren
    Veröffentlicht Aktualisiert
  2. CVE-2023-2002

    Mittel · CVSS 6.8EPSS 1,47%Öffentlicher ExploitKorrektur verfügbar

    CVE-2023-2002

    A vulnerability was found in the HCI sockets implementation due to a missing capability check in net/bluetooth/hci_sock.c in the Linux Kernel. This flaw allows an attacker to unauthorized execution of management commands, compromising the confidentiality, integrity, and availability of Bluetooth communication.

    • Auf 5.15.0-1036.39~20.04.1 aktualisieren
    Veröffentlicht Aktualisiert
  3. CVE-2023-2124

    Hoch · CVSS 7.8EPSS 0,49%Korrektur verfügbar

    CVE-2023-2124

    An out-of-bounds memory access flaw was found in the Linux kernel’s XFS file system in how a user restores an XFS image after failure (with a dirty log journal). This flaw allows a local user to crash or potentially escalate their privileges on the system.

    • Auf 5.15.0-1036.39~20.04.1 aktualisieren
    Veröffentlicht Aktualisiert
  4. CVE-2023-2156

    Hoch · CVSS 8.7EPSS 6,18%Korrektur verfügbar

    CVE-2023-2156

    A flaw was found in the networking subsystem of the Linux kernel within the handling of the RPL protocol. This issue results from the lack of proper handling of user-supplied data, which can lead to an assertion failure. This may allow an unauthenticated remote attacker to create a denial of service condition on the system.

    • Auf 5.15.0-1040.43~20.04.1 aktualisieren
    Veröffentlicht Aktualisiert
  5. CVE-2023-2235

    Hoch · CVSS 7.8EPSS 0,25%Korrektur verfügbar

    Use-after-free in Linux kernel's Performance Events subsystem

    A use-after-free vulnerability in the Linux Kernel Performance Events system can be exploited to achieve local privilege escalation. The perf_group_detach function did not check the event's siblings' attach_state before calling add_event_to_groups(), but remove_on_exec made it possible to call list_del_event() on before detaching from their group, making it possible to use a dangling pointer causing a use-after-free vulnerability. We recommend upgrading past commit fd0815f632c24878e325821943edccc7fde947a2.

    • Auf 5.15.0-1036.39~20.04.1 aktualisieren
    Veröffentlicht Aktualisiert
  6. CVE-2023-31084

    Mittel · CVSS 5.5EPSS 0,41%Korrektur verfügbar

    CVE-2023-31084

    An issue was discovered in drivers/media/dvb-core/dvb_frontend.c in the Linux kernel 6.2. There is a blocking operation when a task is in !TASK_RUNNING. In dvb_frontend_get_event, wait_event_interruptible is called; the condition is dvb_frontend_test_event(fepriv,events). In dvb_frontend_test_event, down(&fepriv->sem) is called. However, wait_event_interruptible would put the process to sleep, and down(&fepriv->sem) may block the process.

    • Auf 5.15.0-1037.40~20.04.1 aktualisieren
    Veröffentlicht Aktualisiert
  7. CVE-2023-31083

    Mittel · CVSS 4.7EPSS 0,33%Korrektur verfügbar

    CVE-2023-31083

    An issue was discovered in drivers/bluetooth/hci_ldisc.c in the Linux kernel 6.2. In hci_uart_tty_ioctl, there is a race condition between HCIUARTSETPROTO and HCIUARTGETPROTO. HCI_UART_PROTO_SET is set before hu->proto is set. A NULL pointer dereference may occur.

    • Auf 5.15.0-1042.45~20.04.1 aktualisieren
    Veröffentlicht Aktualisiert
  8. CVE-2023-2194

    Mittel · CVSS 6.7EPSS 0,24%Korrektur verfügbar

    CVE-2023-2194

    An out-of-bounds write vulnerability was found in the Linux kernel's SLIMpro I2C device driver. The userspace "data->block[0]" variable was not capped to a number between 0-255 and was used as the size of a memcpy, possibly writing beyond the end of dma_buffer. This flaw could allow a local privileged user to crash the system or potentially achieve code execution.

    • Auf 5.15.0-1036.39~20.04.1 aktualisieren
    Veröffentlicht Aktualisiert

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