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Github Security Blog
Github Security Blog
added 2026/07/02 5:18 p.m.25 views

Cmov/CmovEq on aarch64 can produce wrong results if high-bits of registers are set

Summary The aarch64 implementations of Cmov and CmovEq seem to assume that the high bits when loading a value of size smaller than a register into a register are zero-extended. However, this is not the case and these bits are unspecified. This can result in a left.cmovz&right, condition not movin...

3.3CVSS5.5AI score0.00157EPSS
SaveExploits1References2Affected Software1
Positive Technologies
Positive Technologies
added 2026/07/02 12:00 a.m.23 views

PT-2026-55463

Name of the Vulnerable Software and Affected Versions RustCrypto CMOV versions 0.1.1 through 0.5.3 Description On aarch64 platforms, the implementations of Cmov and CmovEq in cmov/src/backends/aarch64.rs incorrectly assume that high bits are zero-extended when loading values smaller than a...

6.9CVSS5.3AI score0.00157EPSS
SaveExploits1References5
RedHat Linux
RedHat Linux
added 2026/06/30 1:59 p.m.27 views

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: binutils: binutils-2.45.1-5.1.hum1 aarch64, x8664 binutils-devel-2.45.1-5.1.hum1 aarch64, x8664 binutils-gold-2.45.1-5.1.hum1 aarch64, x8664 binutils-gprofng-2.45.1-5.1.hum1 aarch64, x8664...

7.8CVSS5.9AI score0.00255EPSS
SaveExploits1References6
RedHat Linux
RedHat Linux
added 2026/06/30 1:49 p.m.11 views

Moderate: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: python3.14: python3.14-3.14.6-1.1.hum1 aarch64, x8664 python3.14-debug-3.14.6-1.1.hum1 aarch64, x8664 python3.14-devel-3.14.6-1.1.hum1 aarch64, x8664 python3.14-freethreading-3.14.6-1.1.hum1...

6.3CVSS6AI score0.00358EPSS
SaveExploits0References3
RedHat Linux
RedHat Linux
added 2026/06/29 9:51 a.m.23 views

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: syft: syft-1.46.0-0.1.hum1 aarch64, x8664 syft-1.46.0-0.1.hum1.src src...

9.6CVSS5.8AI score0.00389EPSS
SaveExploits0References6
RedHat Linux
RedHat Linux
added 2026/06/29 9:13 a.m.22 views

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: grype: grype-0.115.0-0.1.hum1 aarch64, x8664 grype-0.115.0-0.1.hum1.src src...

9.6CVSS6.1AI score0.00389EPSS
SaveExploits0References6
Oracle linux
Oracle linux
added 2026/06/29 12:00 a.m.19 views

kernel security update

5.14.0-687.17.1 - Disable UKI signing Orabug: 36571828 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug:...

9.8CVSS6.9AI score0.01338EPSS
SaveExploits14
Oracle linux
Oracle linux
added 2026/06/29 12:00 a.m.20 views

kernel security update

5.14.0-687.17.1 - Disable UKI signing Orabug: 36571828 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug:...

9.8CVSS6.4AI score0.00629EPSS
SaveExploits14
RedHat Linux
RedHat Linux
added 2026/06/28 3:24 p.m.41 views

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: busybox: busybox-1.37.0-7.3.hum1 aarch64, x8664 busybox-petitboot-1.37.0-7.3.hum1 aarch64, x8664 busybox-shared-1.37.0-7.3.hum1 aarch64, x8664 busybox-1.37.0-7.3.hum1.src src Security Fixes:...

8.8CVSS5.8AI score0.00375EPSS
SaveExploits0References3
RedHat Linux
RedHat Linux
added 2026/06/28 2:31 p.m.21 views

Moderate: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: libsolv: libsolv-0.7.39-3.hum1 aarch64, x8664 libsolv-demo-0.7.39-3.hum1 aarch64, x8664 libsolv-devel-0.7.39-3.hum1 aarch64, x8664 libsolv-tools-0.7.39-3.hum1 aarch64, x8664...

6.5CVSS5.8AI score0.00409EPSS
SaveExploits0References3
SUSE CVE
SUSE CVE
added 2026/06/27 1:54 a.m.19 views

SUSE CVE-2026-53036

In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Fix off-by-one in checkimm signed range check checkimmbits, imm is used in the arm64 BPF JIT to verify that a branch displacement in arm64 instruction units fits into the signed N-bit immediate field of a B, B.cond or...

6.7CVSS5.8AI score0.00139EPSS
SaveExploits0References18
RedHat Linux
RedHat Linux
added 2026/06/26 7:55 p.m.17 views

Moderate: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: libXpm: libXpm-3.5.17-7.2.hum1 aarch64, x8664 libXpm-devel-3.5.17-7.2.hum1 aarch64, x8664 libXpm-3.5.17-7.2.hum1.src src Security Fixes: libXpm: CVE-2026-4367...

5.5CVSS5.8AI score0.00129EPSS
SaveExploits0References3
RedHat Linux
RedHat Linux
added 2026/06/25 1:02 p.m.20 views

Moderate: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: libssh2: libssh2-1.11.1-8.hum1 aarch64, x8664 libssh2-devel-1.11.1-8.hum1 aarch64, x8664 libssh2-docs-1.11.1-8.hum1 noarch libssh2-1.11.1-8.hum1.src src...

9.2CVSS7.3AI score0.04024EPSS
SaveExploits15References4
RedHat Linux
RedHat Linux
added 2026/06/25 5:48 a.m.14 views

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: opentelemetry-collector-contrib: opentelemetry-collector-contrib-0.155.0-0.1.hum1 aarch64, x8664 opentelemetry-collector-contrib-0.155.0-0.1.hum1.src src...

8.1CVSS5.8AI score0.00813EPSS
SaveExploits0References5
AstraLinux
AstraLinux
added 2026/06/24 3:11 p.m.13 views

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.20.1, a global-buffer-overflow issue was observed during FreeRDP’s Base64 decoding process. The root cause appears to be implementation-defined char signedness: on Arm/AArch64 builds, plain char values are treated...

9.1CVSS5.3AI score0.00688EPSS
SaveExploits1References3
Tenable Nessus
Tenable Nessus
added 2026/06/24 12:00 a.m.22 views

Oracle Linux 9 : redis:7 (ELSA-2026-25219)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-25219 advisory. 7.2.14-1.0.1 - Build with 64k pages to support redis on UEK on aarch64 7.2.14-1 - rebase to 7.2.14 for CVE-2026-23479 CVE-2026-25243 CVE-2026-23631...

8.8CVSS8.4AI score0.03663EPSS
SaveExploits7References4
Oracle linux
Oracle linux
added 2026/06/24 12:00 a.m.19 views

mysql:8.4 security update

mecab 0.996-3.4 - Bump version for package rebuild We are moving the 'mecab-devel' RPM from the 'buildroot' repo to the 'CRB' repo - Resolves: 2182069 0.996-3.3 - Rebuilt for IMA sigs, glibc 2.34, aarch64 flags Related: rhbz1991688 0.996-3.2 - Rebuilt for RHEL 9 BETA on Apr 15th 2021. Related:...

6.5CVSS7.2AI score0.00323EPSS
SaveExploits2
RedHat Linux
RedHat Linux
added 2026/06/23 12:41 p.m.21 views

Moderate: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: openssl-fips-provider: openssl-fips-provider-3.0.7-1.2.hum1 aarch64, x8664 openssl-fips-provider-so-3.0.7-1.2.hum1 aarch64, x8664 openssl-fips-provider-3.0.7-1.2.hum1.src src...

7.5CVSS7.3AI score0.0103EPSS
SaveExploits0References3
Tenable Nessus
Tenable Nessus
added 2026/06/21 12:00 a.m.21 views

Oracle Linux 8 : redis:6 (ELSA-2026-26008)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-26008 advisory. 6.2.22-1.0.1 - Build with 64k pages to support redis on both UEK6 and UEK7 on aarch64 6.2.22-1 - rebase to 6.2.22 for CVE-2026-25243 Tenable has extracted the...

8.8CVSS8AI score0.03663EPSS
SaveExploits2References2
Oracle linux
Oracle linux
added 2026/06/19 12:00 a.m.15 views

redis:6 security update

6.2.22-1.0.1 - Build with 64k pages to support redis on both UEK6 and UEK7 on aarch64 6.2.22-1 - rebase to 6.2.22 for CVE-2026-25243...

8.8CVSS5.8AI score0.03663EPSS
SaveExploits2
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