CVE-2026-27878 Tempo TraceQL query with exemplar hint could result in unbounded memory usage

A TraceQL query in Grafana Tempo with a large exemplars hint value can cause the Tempo instance to allocate an excessive amount of memory, resulting in an out-of-memory crash. This could allow an authenticated user to trigger a denial of service against the Tempo service...

CVE-2026-27878

Grafana Tempo is affected by CVE-2026-27878 due to a TraceQL query that uses a large exemplars hint value, which can cause the Tempo instance to allocate excessive memory and crash (out-of-memory) for an authenticated user, enabling a denial of service. The public documents describe the issue and...

CVE-2026-27878 Tempo TraceQL query with exemplar hint could result in unbounded memory usage

A TraceQL query in Grafana Tempo with a large exemplars hint value can cause the Tempo instance to allocate an excessive amount of memory, resulting in an out-of-memory crash. This could allow an authenticated user to trigger a denial of service against the Tempo service...

CVE-2026-27878 Tempo TraceQL query with exemplar hint could result in unbounded memory usage

A TraceQL query in Grafana Tempo with a large exemplars hint value can cause the Tempo instance to allocate an excessive amount of memory, resulting in an out-of-memory crash. This could allow an authenticated user to trigger a denial of service against the Tempo service...

CVE-2026-46448

A flaw was found in OpenStack Nova. The server creation application programming interface API fails to remove specific hint data, leading to instances being created without proper Placement allocation. This can result in a denial of service, as resources may not be correctly assigned or managed f...

EUVD-2026-37218

In OpenStack Nova before 33.0.2, the server create API does not strip certain hint data. The resulting instance has no Placement allocation...

CVE-2026-46448

In OpenStack Nova before 33.0.2, the server create API does not strip certain hint data. The resulting instance has no Placement allocation...

CVE-2026-46448

OpenStack Nova before 33.0.2 is affected: the server create API does not strip internal _nova-prefixed scheduler hints, causing instances to be created without proper Placement allocation. This can enable resource misallocation and, in worst cases, denial of service through compute-node resource ...

CVE-2026-46448

In OpenStack Nova before 33.0.2, the server create API does not strip certain hint data. The resulting instance has no Placement allocation...

UBUNTU-CVE-2026-46448

In OpenStack Nova before 33.0.2, the server create API does not strip certain hint data. The resulting instance has no Placement allocation...

CVE-2026-46448

In OpenStack Nova before 33.0.2, the server create API does not strip certain hint data. The resulting instance has no Placement allocation...

PT-2026-49828

Name of the Vulnerable Software and Affected Versions OpenStack Nova versions prior to 33.0.2 Description The server create API does not strip certain hint data, which results in the created instance having no Placement allocation. Recommendations Update to version 33.0.2...

CVE-2026-46448

In OpenStack Nova before 33.0.2, the server create API does not strip certain hint data. The resulting instance has no Placement allocation...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: enetc: An illegal access occurred when reading the affinityhint parameter. The irqsetaffinityhit function stores a reference to the cpumaskt parameter in the irqdescriptor. This reference can be accessed later from...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Resets queuepriorityhint when the queue is empty. Originally, with strict order execution, execution could only be completed when the queue was empty. Preempt-to-busy allows for the replacement of an active request...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ipv4: Check for a NULL idev in iprouteusehint. The syzbot was able to trigger a NULL deref in fibvalidatesource in an old tree 1. It appears that this bug still exists in the latest trees. All calls to indevgetrcu must be...

libcrux-ml-dsa: Signature Verification on AVX2 Platforms Mishandles Edge Case

The AVX2 implementation of ML-DSA verification incorrectly implemented the usehint function, mishandling an edge case that should lead to signature rejection. Impact An attacker could make the ML-DSA verifier accept a crafted invalid signature under a maliciously generated verification key, if th...

Signature Verification on AVX2 Platforms Mishandles Edge Case

The AVX2 implementation of ML-DSA verification incorrectly implemented the usehint function, mishandling an edge case that should lead to signature rejection. Impact An attacker could make the ML-DSA verifier accept a crafted invalid signature under a maliciously generated verification key, if th...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-006894)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006894 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Reset queuepriorityhint on parking Originally, with strict in order execution, we...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006787)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006787 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Reset queuepriorityhint on parking Originally, with strict in order execution, we...