CVE-2019-18660

A flaw was found in the way the Linux kernel implemented a software flush of the Count Cache indirect branch cache and Link Return Address Stack on the PowerPC platform. The flushing of these structures helps to prevent SpectreRSB like attacks which may leak information from one user process to...

Debian DLA-1531-1 : linux-4.9 security update

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks. CVE-2018-6554 A memory leak in the irdabind function in the irda subsystem was discovered. A local user can take advantage of this flaw to cause a deni...

SUSE SLED12 / SLES12 Security Update : kernel (SUSE-SU-2018:2776-1)

The SUSE Linux Enterprise 12 SP3 kernel was updated to 4.4.155 to receive various security and bugfixes. The following security bugs were fixed : CVE-2018-13093: Prevent NULL pointer dereference and panic in lookupslow on a NULL inode-iops pointer when doing pathwalks on a corrupted xfs image. Th...

CVE-2018-15572

The spectrev2selectmitigation function in arch/x86/kernel/cpu/bugs.c in the Linux kernel before 4.18.1 does not always fill RSB upon a context switch, which makes it easier for attackers to conduct userspace-userspace spectreRSB attacks...

CVE-2018-15572

The spectrev2selectmitigation function in arch/x86/kernel/cpu/bugs.c in the Linux kernel before 4.18.1 does not always fill RSB upon a context switch, which makes it easier for attackers to conduct userspace-userspace spectreRSB attacks...

New Spectre-Level Flaw Targets Return Stack Buffer

Researchers have discovered yet another speculative execution side-channel flaw enabling attackers to access sensitive data at the CPU level. The new Spectre-class exploit, dubbed SpectreRSB, was detailed by researchers from the University of California at Riverside in a research paper on Friday...