Security update for the Linux Kernel (Live Patch 25 for SLE 12 SP3)
This update for the Linux Kernel 4.4.178-94_91 fixes several issues.
The following security issues were fixed:
- CVE-2019-14835: A buffer overflow flaw was found in the way vhost functionality, that translates virtqueue buffers to IOVs, logged the buffer descriptors during migration. A privileged guest user able to pass descriptors with invalid length to the host when migration is underway, could use this flaw to increase their privileges on the host (bsc#1151021).
- CVE-2017-18379: Fixed an out of boundary access that happened in drivers/nvme/target/fc.c (bsc#1145604).
Security update for the Linux Kernel (Live Patch 25 for SLE 12 SP3)
This update for the Linux Kernel 4.4.178-94_91 fixes several issues.
The following security issues were fixed:
- CVE-2019-11477: Jonathan Looney discovered that the TCP_SKB_CB(skb)->tcp_gso_segs value was subject to an integer overflow when handling TCP Selective Acknowledgments (SACKs). A remote attacker could use this to cause a denial of service. (bsc#1137586)
- CVE-2019-11478: Jonathan Looney discovered that the TCP retransmission queue implementation in tcp_fragment could be fragmented when handling certain TCP Selective Acknowledgment (SACK) sequences. A remote attacker could use this to cause a denial of service. (bsc#1137586)
- CVE-