Security Vulnerabilities fixed in kernel RHSA-2021:1288

Description

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): kernel: locking issue in drivers/tty/tty_jobctrl.c can lead to an use-after-free (CVE-2020-29661) kernel: out-of-bounds read in libiscsi module (CVE-2021-27364) kernel: heap buffer overflow in the iSCSI subsystem (CVE-2021-27365) kernel: increase slab leak leads to DoS (CVE-2021-20265) kernel: locking issue in drivers/tty/tty_jobctrl.c can lead to an use-after-free (CVE-2020-29661) kernel: out-of-bounds read in libiscsi module (CVE-2021-27364) kernel: heap buffer overflow in the iSCSI subsystem (CVE-2021-27365) kernel: increase slab leak leads to DoS (CVE-2021-20265) 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): Enable CI and changelog for GitLab workflow (BZ#1930523) SolutionFor details on how to apply this update, which includes the changes described in this advisory, refer to:https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

Affected Applications

kernel

CVE References

CVE-2020-29661 CVE-2021-27365 CVE-2021-27364 CVE-2021-20265

Other References

https://access.redhat.com/errata/RHSA-2021:1288