openssl: bn_sqrx8x_internal carry bug on x86_64

There is a carry propagating bug in the x8664 Montgomery squaring procedure in OpenSSL before 1.0.2m and 1.1.0 before 1.1.0g. No EC algorithms are affected. Analysis suggests that attacks against RSA and DSA as a result of this defect would be very difficult to perform and are not believed likely...

Intel Halts Spectre Fixes On Older Chips, Citing Limited Ecosystem Support

Intel has halted patches for an array of older chips that would protect them against the Spectre vulnerability, according to a recent microcode update. The microcode update shows that its older products – including Wolfdale, Bloomfield, Clarksfield, Gulftown, Harpertown, Jasper Forest, SoFIA 3GR,...

Intel Releases Updated Spectre Fixes For Broadwell and Haswell Chips

Intel has issued updated microcode to help safeguard its Broadwell and Haswell chips from the Spectre Variant 2 security exploits. According to Intel documents, an array of its older processors, including the Broadwell Xeon E3, Broadwell U/Y, Haswell H,S and Haswell Xeon E3 platforms, have now be...

Intel Halts Spectre/Meltdown Patching for Broadwell and Haswell Systems

Intel is advising OEMs and partners to halt patching for the Spectre and Meltdown vulnerabilities amid numerous reports the updates are causing reboot issues on systems running the Broadwell and Haswell microprocessors. “We recommend that OEMs, cloud service providers, system manufacturers,...

Intel Warns Users Not to Install Its 'Faulty' Meltdown and Spectre Patches

Don't install Intel's patches for Spectre and Meltdown chip vulnerabilities. Intel on Monday warned that you should stop deploying its current versions of Spectre/Meltdown patches, which Linux creator Linus Torvalds calls 'complete and utter garbage.' Spectre and Meltdown are security...

Oracle Linux 7 : microcode_ctl (ELSA-2018-4018) (Spectre)

Description of changes: 2.1-22.5.0.3 - Revert Intel 20180108 microcode for CPUIDs: CVE-2017-5715 306c3 06-3c-03 rev 0x23, Haswell 306d4 06-3d-04 rev 0x28, Broadwell 306f2 06-3f-02 rev 0x3b, Haswell 306f4 06-3f-04 rev 0x10, Haswell 306e4 06-3e-04 rev 0x42a, Ivy Bridge 40651 06-45-01 rev 0x21,...

OracleVM 3.4 : microcode_ctl (OVMSA-2018-0013) (Spectre)

The remote OracleVM system is missing necessary patches to address critical security updates : - Revert: early microcode load to allow updating Broadwell model 79 - Revert: Make sure 'modprobe microcode' is not executed on Broadwell model 79 - Revert: Run dracut upon microcode update - Revert...

Scientific Linux Security Update : microcode_ctl on SL6.x, SL7.x i386/x86_64 (20180116) (Spectre)

This update supersedes the previous microcode update provided with the CVE-2017-5715 Spectre CPU branch injection vulnerability mitigation. Further testing has uncovered problems with the microcode provided along with the Spectre mitigation that could lead to system instabilities. As a result, th...

microcode_ctl security update

1:1.17-25.4.0.2 - Revert: early microcode load to allow updating Broadwell model 79 - Revert: Make sure 'modprobe microcode' is not executed on Broadwell model 79 - Revert: Run dracut upon microcode update - Revert updated Intel 20180108 microcode for CPUIDs: CVE-2017-5715 306c3 06-3c-03 rev 0x23...

CentOS 7 : linux-firmware (CESA-2018:0094) (Spectre)

An update for linux-firmware is now available for Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 7.2 Advanced Update Support, Red Hat Enterprise Linux 7.2 Telco Extended Update Support, Red Hat Enterprise Linux 7.2 Update Services for SAP Solutions, and Red Hat Enterprise Linux 7.3 Extended...

CentOS 6 / 7 : microcode_ctl (CESA-2018:0093) (Spectre)

An update for microcodectl is now available for Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 6.2 Advanced Update Support, Red Hat Enterprise Linux 6.4 Advanced Update Support, Red Hat Enterprise Linux 6.5 Advanced Update Support, Red Hat Enterprise Linux 6.6 Advanced Update Support, Red H...

Scientific Linux Security Update : linux-firmware on SL7.x (noarch) (20180116) (Spectre)

This update supersedes the previous microcode update provided with the CVE-2017-5715 Spectre CPU branch injection vulnerability mitigation. Further testing has uncovered problems with the microcode provided along with the Spectre mitigation that could lead to system instabilities. As a result, th...

OracleVM 3.4 : microcode_ctl (OVMSA-2018-0011) (Spectre)

The remote OracleVM system is missing necessary patches to address critical security updates : - Enable early microcode load to allow updating Broadwell model 79 - Make sure 'modprobe microcode' is not executed on Broadwell model 79 - Run dracut upon microcode update - Add updated Intel 20180108...

Oracle Linux 6 / 7 : microcode_ctl (ELSA-2018-0093) (Spectre)

From Red Hat Security Advisory 2018:0093 : An update for microcodectl is now available for Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 6.2 Advanced Update Support, Red Hat Enterprise Linux 6.4 Advanced Update Support, Red Hat Enterprise Linux 6.5 Advanced Update Support, Red Hat Enterpri...

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CentOS Errata and Security Advisory CESA-2018:0094 The linux-firmware packages contain all of the firmware files that are required by various devices to operate. This update supersedes microcode provided by Red Hat with the CVE-2017-5715 “Spectre” CPU branch injection vulnerability mitigation...

microcode_ctl security update

CentOS Errata and Security Advisory CESA-2018:0093 The microcodectl packages provide microcode updates for Intel and AMD processors. This update supersedes microcode provided by Red Hat with the CVE-2017-5715 “Spectre” CPU branch injection vulnerability mitigation. Historically, Red Hat has...

RHEL 7 : linux-firmware (RHSA-2018:0094) (Spectre)

An update for linux-firmware is now available for Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 7.2 Advanced Update Support, Red Hat Enterprise Linux 7.2 Telco Extended Update Support, Red Hat Enterprise Linux 7.2 Update Services for SAP Solutions, and Red Hat Enterprise Linux 7.3 Extended...

microcode_ctl security update

1:1.17-25.4.0.1 - Enable early microcode load to allow updating Broadwell model 79 - Make sure 'modprobe microcode' is not executed on Broadwell model 79 - Run dracut upon microcode update - Add updated Intel 20180108 microcode for CPUIDs: CVE-2017-5715 306c3 06-3c-03 rev 0x23, Haswell; 306d4...

RHEL 6 / 7 : microcode_ctl (RHSA-2018:0093) (Spectre)

An update for microcodectl is now available for Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 6.2 Advanced Update Support, Red Hat Enterprise Linux 6.4 Advanced Update Support, Red Hat Enterprise Linux 6.5 Advanced Update Support, Red Hat Enterprise Linux 6.6 Advanced Update Support, Red H...

SUSE SLED12 / SLES12 Security Update : ucode-intel (SUSE-SU-2018:0006-1) (Spectre)

This update for ucode-intel fixes the following issues: The CPU microcode for Haswell-X, Skylake-X and Broadwell-X chipsets was updated to report both branch prediction control via CPUID flag and ability to control branch prediction via an MSR register. This update is part of a mitigation for a...