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High ELSA-2024-12806 3 CVEs

Important: Unbreakable Enterprise kernel security update (Oracle Linux 7)

Published Nov 1, 2024 · Updated Nov 1, 2024

Summary

[4.1.12-124.91.3]
- nfs_atomic_open(): prevent parallel nfs_lookup() on a negative hashed (Al Viro) [Orabug: 37006239]

[4.1.12-124.91.2]
- vhost/scsi: null-ptr-dereference in vhost_scsi_get_req() (Haoran Zhang) [Orabug: 37035560]

[4.1.12-124.91.1]
- vt_ioctl: fix array_index_nospec in vt_setactivate (Jakob Koschel) [Orabug: 37101899] {CVE-2022-48804}
- tty: vt_ioctl: fix potential Spectre v1 (Gustavo A. R. Silva) [Orabug: 37101899] {CVE-2022-48804}
- USB: core: Fix hang in usb_kill_urb by adding memory barriers (Alan Stern) [Orabug: 37101883] {CVE-2022-48760}
- smb: client: fix OOB in smbCalcSize() (Paulo Alcantara) [Orabug: 36165420] {CVE-2023-6606}

Fixed packages 6

ReleasePackageFixed in
Oracle Linux · 7 kernel-uek 0:4.1.12-124.91.3.el7uek
Oracle Linux · 7 kernel-uek-debug 0:4.1.12-124.91.3.el7uek
Oracle Linux · 7 kernel-uek-debug-devel 0:4.1.12-124.91.3.el7uek
Oracle Linux · 7 kernel-uek-devel 0:4.1.12-124.91.3.el7uek
Oracle Linux · 7 kernel-uek-doc 0:4.1.12-124.91.3.el7uek
Oracle Linux · 7 kernel-uek-firmware 0:4.1.12-124.91.3.el7uek

Vulnerabilities 3

  • High 7.1

    Kernel: out-of-bounds read vulnerability in smbcalcsize

    An out-of-bounds read vulnerability was found in smbCalcSize in fs/smb/client/netmisc.c in the Linux Kernel. This issue could allow a local attacker to crash the system or leak internal kernel information.

  • Unscored —

    USB: core: Fix hang in usb_kill_urb by adding memory barriers

    In the Linux kernel, the following vulnerability has been resolved: USB: core: Fix hang in usb_kill_urb by adding memory barriers The syzbot fuzzer has identified a bug in which processes hang waiting for usb_kill_urb() to return. It turns out the issue is no…

  • Unscored —

    vt_ioctl: fix array_index_nospec in vt_setactivate

    In the Linux kernel, the following vulnerability has been resolved: vt_ioctl: fix array_index_nospec in vt_setactivate array_index_nospec ensures that an out-of-bounds value is set to zero on the transient path. Decreasing the value by one afterwards causes a…