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High USN-6742-2 4 CVEs

linux-azure, linux-lowlatency, linux-nvidia vulnerabilities

Published Apr 23, 2024 · Updated Oct 22, 2026

Summary

Daniele Antonioli discovered that the Secure Simple Pairing and Secure
Connections pairing in the Bluetooth protocol could allow an
unauthenticated user to complete authentication without pairing
credentials. A physically proximate attacker placed between two Bluetooth
devices could use this to subsequently impersonate one of the paired
devices. (CVE-2023-24023)

Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- JFS file system;
- Netfilter;
(CVE-2024-26581, CVE-2023-52600, CVE-2023-52603)

Fixed packages 3

ReleasePackageFixed in
Ubuntu · 22.04 LTS 22.04:LTS linux-azure 5.15.0-1061.70
Ubuntu · 22.04 LTS 22.04:LTS linux-lowlatency 5.15.0-105.115
Ubuntu · 22.04 LTS 22.04:LTS linux-nvidia 5.15.0-1053.54

Vulnerabilities 4

  • High 7.8

    jfs: fix uaf in jfs_evict_inode

    In the Linux kernel, the following vulnerability has been resolved: jfs: fix uaf in jfs_evict_inode When the execution of diMount(ipimap) fails, the object ipimap that has been released may be accessed in diFreeSpecial(). Asynchronous ipimap release occurs wh…

  • High 7.8

    UBSAN: array-index-out-of-bounds in dtSplitRoot

    In the Linux kernel, the following vulnerability has been resolved: UBSAN: array-index-out-of-bounds in dtSplitRoot Syzkaller reported the following issue: oop0: detected capacity change from 0 to 32768 UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dtree.c:1…

  • High 7.8
    CVE-2024-26581 Public exploit

    netfilter: nft_set_rbtree: skip end interval element from gc

    In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_set_rbtree: skip end interval element from gc rbtree lazy gc on insert might collect an end interval element that has been just added in this transactions, skip end interval el…

  • Medium 6.4

    Bluetooth BR/EDR devices with Secure Simple Pairing and Secure Connections pairing in Bluetooth Core Specification 4.2 …

References

  • report
    https://ubuntu.com/security/CVE-2023-24023
  • report
    https://ubuntu.com/security/CVE-2023-52600
  • report
    https://ubuntu.com/security/CVE-2023-52603
  • report
    https://ubuntu.com/security/CVE-2024-26581