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redhatRedHatRHSA-2020:2664
HistoryJun 23, 2020 - 11:09 a.m.

(RHSA-2020:2664) Important: kernel security and bug fix update

2020-06-2311:09:02
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218

0.001 Low

EPSS

Percentile

19.6%

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

Security Fix(es):

  • Kernel: vfio: access to disabled MMIO space of some devices may lead to DoS scenario (CVE-2020-12888)

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):

  • kernel: hw: provide reporting and microcode mitigation toggle for CVE-2020-0543 / Special Register Buffer Data Sampling (SRBDS) (BZ#1827187)

  • kernel BUG at fs/fscache/operation.c:70! FS-Cache: 4 == 5 is false - current state is FSCACHE_OP_ST_COMPLETE but should be FSCACHE_OP_CANCELLED in fscache_enqueue_operation (BZ#1839757)

  • Deadlock condition grabbing ssb_state lock (BZ#1841121)