File _patchinfo of Package patchinfo.20041
<patchinfo incident="20041">
<issue id="1185899" tracker="bnc">VUL-0: CVE-2021-32399: kernel live patch: Linux device detach race condition</issue>
<issue id="1186061" tracker="bnc">VUL-0: CVE-2021-23134: kernel live patch: use-after-free in nfc sockets</issue>
<issue id="1186285" tracker="bnc">VUL-0: CVE-2021-33034: kernel live patch: use-after-free when destroying an hci_chan</issue>
<issue id="1186498" tracker="bnc">VUL-0: CVE-2021-33200: kernel live patch: enforcing incorrect limits for pointer arithmetic operations by BPF verifier can be abused to perform out-of-bounds reads and writes in kernel memory</issue>
<issue id="2021-23134" tracker="cve" />
<issue id="2021-32399" tracker="cve" />
<issue id="2021-33034" tracker="cve" />
<issue id="2021-33200" tracker="cve" />
<category>security</category>
<rating>important</rating>
<packager>nstange</packager>
<description>This update for the Linux Kernel 4.12.14-150_72 fixes several issues.
The following security issues were fixed:
- CVE-2021-33200: Enforcing incorrect limits for pointer arithmetic operations by the BPF verifier could be abused to perform out-of-bounds reads and writes in kernel memory (bsc#1186484).
- CVE-2021-33034: Fixed a use-after-free when destroying an hci_chan. This could lead to writing an arbitrary values (bsc#1186111).
- CVE-2021-23134: A Use After Free vulnerability in nfc sockets allowed local attackers to elevate their privileges (bnc#1186060).
- CVE-2021-32399: Fixed a race condition when removing the HCI controller (bnc#1184611).
</description>
<summary>Security update for the Linux Kernel (Live Patch 24 for SLE 15)</summary>
</patchinfo>