(RHSA-2021:2734) Important: kernel security and bug fix update

2021-07-20T17:10:03
ID RHSA-2021:2734
Type redhat
Reporter RedHat
Modified 2021-07-20T20:58:56

Description

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: size_t-to-int conversion vulnerability in the filesystem layer (CVE-2021-33909)

  • kernel: use-after-free in net/bluetooth/hci_event.c when destroying an hci_chan (CVE-2021-33034)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

  • xfs umount hangs in xfs_wait_buftarg() due to negative bt_io_count (BZ#1949916)