SUSE-SU-2021:1595-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2020-36312: Fixed an issue within virt/kvm/kvmmain.c that had a kvmiobusunregisterdev memory leak upon a kmalloc failure bnc1184509. - CVE-2021-29650: Fixed ...

SUSE SLES12 Security Update : kernel (SUSE-SU-2021:1572-1)

The SUSE Linux Enterprise 12 SP5 Azure kernel was updated to receive various security and bugfixes. The following security bugs were fixed : CVE-2020-36312: Fixed an issue within virt/kvm/kvmmain.c that had a kvmiobusunregisterdev memory leak upon a kmalloc failure bnc1184509. CVE-2021-29650: Fix...

OPENSUSE-SU-2021:0716-1 Security update for the Linux Kernel

The openSUSE Leap 15.2 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2021-29650: The netfilter subsystem allowed attackers to cause a denial of service panic because net/netfilter/xtables.c and include/linux/netfilter/xtables.h lack a...

SUSE-SU-2021:1574-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP2 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2021-29650: Fixed an issue with the netfilter subsystem that allowed attackers to cause a denial of service panic because net/netfilter/xtables.c and...

SUSE-SU-2021:1573-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2020-36312: Fixed an issue in virt/kvm/kvmmain.c that had a kvmiobusunregisterdev memory leak upon a kmalloc failure bnc1184509. - CVE-2021-29650: Fixed an issue...

SUSE-SU-2021:1571-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP2 RT kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2021-29650: Fixed an issue with the netfilter subsystem that allowed attackers to cause a denial of service panic because net/netfilter/xtables.c and...

Oracle Linux 7 : Unbreakable Enterprise kernel (ELSA-2021-9222)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-9222 advisory. - bpf, x86: Validate computation of branch displacements for x86-64 Piotr Krysiuk Orabug: 32759961 CVE-2021-29154 - ext4: handle error of...

Speculative Execution and Indirect Branch Prediction Side Channel Analysis Method

Summary: Updated Recommendations Section 04/04/2018 Today a team of security researchers disclosed several software analysis methods that, when used for malicious purposes, have the potential to improperly gather sensitive data from many types of computing devices with many different vendors’...

Q3 2018 Speculative Execution Side Channel Update

Summary: Security researchers have identified a speculative execution side-channel method called L1 Terminal Fault L1TF. This method impacts select microprocessor products supporting Intel® Software Guard Extensions Intel® SGX. Further investigation by Intel has identified two related application...

Q2 2018 Speculative Execution Side Channel Update

Summary: Security researchers identified two software analysis methods that, if used for malicious purposes, have the potential to improperly gather sensitive data from multiple types of computing devices with different vendors’ processors and operating systems. Intel is committed to product and...

NewStart CGSL CORE 5.04 / MAIN 5.04 : thunderbird Multiple Vulnerabilities (NS-SA-2021-0025)

The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has thunderbird packages installed that are affected by multiple vulnerabilities: - In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free conditio...

DEBIAN-CVE-2021-31829

kernel/bpf/verifier.c in the Linux kernel through 5.12.1 performs undesirable speculative loads, leading to disclosure of stack content via side-channel attacks, aka CID-801c6058d14a. The specific concern is not protecting the BPF stack area against speculative loads. Also, the BPF stack can...

CVE-2021-31829

kernel/bpf/verifier.c in the Linux kernel through 5.12.1 performs undesirable speculative loads, leading to disclosure of stack content via side-channel attacks, aka CID-801c6058d14a. The specific concern is not protecting the BPF stack area against speculative loads. Also, the BPF stack can...

Information disclosure

kernel/bpf/verifier.c in the Linux kernel through 5.12.1 performs undesirable speculative loads, leading to disclosure of stack content via side-channel attacks, aka CID-801c6058d14a. The specific concern is not protecting the BPF stack area against speculative loads. Also, the BPF stack can...

CVE-2021-31829

kernel/bpf/verifier.c in the Linux kernel through 5.12.1 performs undesirable speculative loads, leading to disclosure of stack content via side-channel attacks, aka CID-801c6058d14a. The specific concern is not protecting the BPF stack area against speculative loads. Also, the BPF stack can...

CVE-2021-31829

kernel/bpf/verifier.c in the Linux kernel through 5.12.1 performs undesirable speculative loads, leading to disclosure of stack content via side-channel attacks, aka CID-801c6058d14a. The specific concern is not protecting the BPF stack area against speculative loads. Also, the BPF stack can...

CVE-2021-31829

kernel/bpf/verifier.c in the Linux kernel through 5.12.1 performs undesirable speculative loads, leading to disclosure of stack content via side-channel attacks, aka CID-801c6058d14a. The specific concern is not protecting the BPF stack area against speculative loads. Also, the BPF stack can...

CVE-2021-31829

CVE-2021-31829 affects the Linux kernel’s eBPF verifier (kernel/bpf/verifier.c) and describes speculative-load handling that could leak kernel memory via side-channels. The Initial document notes the flaw up to kernel 5.12.1 and references remediation through patched kernels; Connected documents ...

Updated kernel-linus packages fix security vulnerabilities

This kernel-linus update is based on upstream 5.10.33 and fixes at least the following security issues: A race condition in Linux kernel SCTP sockets net/sctp/socket.c before 5.12-rc8 can lead to kernel privilege escalation from the context of a network service or an unprivileged process. If...

MGASA-2021-0205 Updated kernel-linus packages fix security vulnerabilities

This kernel-linus update is based on upstream 5.10.33 and fixes at least the following security issues: A race condition in Linux kernel SCTP sockets net/sctp/socket.c before 5.12-rc8 can lead to kernel privilege escalation from the context of a network service or an unprivileged process. If...