Synopsis: Important: kernel security update
Advisory ID: SLSA-2021:3173-1
Issue Date: 2021-08-17
CVE Numbers: CVE-2021-22543
CVE-2021-32399
CVE-2021-22555
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Security Fix(es):
* kernel: Improper handling of VM_IO|VM_PFNMAP vmas in KVM can bypass RO
checks (CVE-2021-22543)
* kernel: out-of-bounds write in xt_compat_target_from_user() in
net/netfilter/x_tables.c (CVE-2021-22555)
* kernel: race condition for removal of the HCI controller
(CVE-2021-32399)
For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
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- Scientific Linux Development Team