Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the AMD IOMMU driver’s use of the waitonsem function within a spinlock, potentially leading to a...

PT-2026-37459

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer issue exists in the drm/amdgpu component. When the SDMA block is not enabled, buffer funcs fails to initialize, leading to a potential null pointer dereference...

Linux Distros Unpatched Vulnerability : CVE-2026-43243

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/amd/display: Add signal type check for dcn401 getphyd32clksrc Trying to access link enc on a dpia link will cause a crash otherwise CVE-2026-43243 Note that...

PT-2026-37583

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A crash occurs in the AMD Linux display driver when attempting to access the link enc on a dpia link. This issue is related to a missing signal type check in the get phyd32clk src functi...

Linux Distros Unpatched Vulnerability : CVE-2026-43191

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/amd/display: Adjust PHY FSM transition to TXEN-to-PLLON for TMDS on DCN35 Why A backport of the change made for DCN401 that addresses an issue where we turn...

Linux Distros Unpatched Vulnerability : CVE-2026-43131

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/amd/pm: Fix null pointer dereference issue If SMU is disabled, during RAS initialization, there will be null pointer dereference issue here. CVE-2026-43131...

Linux Distros Unpatched Vulnerability : CVE-2026-43253

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iommu/amd: move waitonsem out of spinlock With iommu.strict=1, the existing completion wait path can cause soft lockups under stressed environment, as waitonsem...

PT-2026-37593

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description When iommu.strict is set to 1, the completion wait path can cause soft lockups in stressed environments. This occurs because the wait on sem function busy-waits while holding a spinlock...

Security update for xen

This update for xen fixes the following issues: CVE-2025-54505: Floating Point Divider State Sampling on AMD CPUs AMD-SN-7053 bsc1262428. CVE-2026-23557: Xenstored DoS via XSRESETWATCHES command bsc1262178. CVE-2026-23558: grant table v2 race in status page mapping bsc1262180. Special Instruction...

SUSE-SU-2026:1692-1 Security update for xen

This update for xen fixes the following issues: - CVE-2025-54505: Floating Point Divider State Sampling on AMD CPUs AMD-SN-7053 bsc1262428. - CVE-2026-23557: Xenstored DoS via XSRESETWATCHES command bsc1262178. - CVE-2026-23558: grant table v2 race in status page mapping bsc1262180...

Unbreakable Enterprise kernel security update: Copy Fail

5.15.0-319.201.4.4 - crypto: algifaead - Fix minimum RX size check for decryption Herbert Xu Orabug: 39291961 - crypto: afalg - Fix page reassignment overflow in afalgpulltsgl Herbert Xu Orabug: 39291961 - crypto: authencesn - Fix src offset when decrypting in-place Herbert Xu Orabug: 39291961 -...

Security update for xen

This update for xen fixes the following issues: CVE-2025-54505: floating point divider state sampling on AMD CPUs AMD-SN-7053 bsc1262428. CVE-2026-23557: Xenstored DoS via XSRESETWATCHES command bsc1262178. CVE-2026-23558: grant table v2 race in status page mapping bsc1262180. Special Instruction...

Security update for xen

This update for xen fixes the following issues: CVE-2025-54505: floating point divider state sampling on AMD CPUs AMD-SN-7053 bsc1262428. CVE-2026-23557: Xenstored DoS via XSRESETWATCHES command bsc1262178. CVE-2026-23558: grant table v2 race in status page mapping bsc1262180. Special Instruction...

SUSE-SU-2026:1645-1 Security update for xen

This update for xen fixes the following issues: - CVE-2025-54505: floating point divider state sampling on AMD CPUs AMD-SN-7053 bsc1262428. - CVE-2026-23557: Xenstored DoS via XSRESETWATCHES command bsc1262178. - CVE-2026-23558: grant table v2 race in status page mapping bsc1262180...

XenServer Security Update for Multiple Issues

Severity: High Description of Problem Several issues have been identified that affect XenServer 8.4. These are: An issue that may, in some circumstances, allow a malicious privileged user in a guest VM to compromise the host. This issue has the following identifier: CVE-2026-23558 An issue that m...

Linux Distros Unpatched Vulnerability : CVE-2026-31460

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: check if extcaps is valid in BL setup LVDS connectors don't have extended...

CVE-2025-54505

A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality...

CVE-2025-54505

A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality...

EUVD-2025-209577

A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality...

CVE-2025-54505

CVE-2025-54505 corresponds to an AMD FP-DSS vulnerability in the Floating Point Divider (FPU) path. The advisory and related sources describe a transient execution issue in AMD CPUs whereby a local, user-privileged attacker may leak data through the floating point divider unit, with confidentiali...