File _patchinfo of Package patchinfo.26800
<patchinfo incident="26800"> <issue id="1196959" tracker="bnc">VUL-0: CVE-2021-39698: kernel live patch: use-after-free due to missing POLLFREE handling in aio</issue> <issue id="1203067" tracker="bnc">VUL-0: CVE-2022-39189: kernel live patch: unprivileged user can compromise guest kernel via PV TLB flush on preempted vCPU</issue> <issue id="2021-39698" tracker="cve" /> <issue id="2022-39189" tracker="cve" /> <category>security</category> <rating>important</rating> <packager>nstange</packager> <description>This update for the Linux Kernel 5.3.18-150200_24_134 fixes several issues. The following security issues were fixed: - CVE-2021-39698: Fixed a possible memory corruption due to a use after free in aio_poll_complete_work. This could lead to local escalation of privilege with no additional execution privileges needed. (bsc#1196956) - CVE-2022-39189: Fixed a bug in the x86 KVM subsystem which allows unprivileged guest users to compromise the guest kernel because TLB flush operations are mishandled (bnc#1203066). </description> <summary>Security update for the Linux Kernel (Live Patch 31 for SLE 15 SP2)</summary> </patchinfo>