CVE-2026-70455

A denial-of-service flaw in rsync allows remote attackers to exhaust system memory and CPU. By sending requests using the --zt Zstandard compression alias, an attacker can bypass security directives and spawn an excessive number of worker threads. Mitigation If the rsync daemon is unused,...

CVE-2026-70455

rsync 3.4.2 before 3.5.0 contains a denial of service vulnerability that allows a remote sender to exhaust system resources by specifying the --zt short alias for --compress-threads, which bypasses the refuse options directive's string matching on long option names. Attackers can specify --zt=N...

CVE-2026-70455 rsync 3.4.2 < 3.5.0 DoS via --zt Zstandard Compression Thread Exhaustion

rsync 3.4.2 before 3.5.0 contains a denial of service vulnerability that allows a remote sender to exhaust system resources by specifying the --zt short alias for --compress-threads, which bypasses the refuse options directive's string matching on long option names. Attackers can specify --zt=N...

CVE-2026-70455

CVE-2026-70455 concerns rsync 3.4.2 before 3.5.0. The vulnerability allows a remote sender to exhaust resources (threads/memory) by using the --zt alias for --compress-threads, which bypasses the refuse options directive’s matching on long option names. Attackers can set --zt=N with large N to sp...

PT-2026-71655

Name of the Vulnerable Software and Affected Versions rsync versions 3.4.2 through 3.4.x Description A denial of service issue exists where a remote sender can exhaust system resources on the receiver. This occurs because the short alias --zt for the --compress-threads option bypasses the string...

netty: io.netty/netty-codec-http: io.netty/netty-codec-http2: Netty: Denial of Service via unbounded memory allocation in HTTP content decompression

A flaw was found in Netty. A remote attacker can bypass the configured decompression limit in the HttpContentDecompressor by sending a specially crafted compressed payload using Brotli br, Zstandard zstd, or Snappy content encodings. This can lead to unbounded memory allocation, resulting in an...

netty: io.netty/netty-codec-http: io.netty/netty-codec-http2: Netty: Denial of Service via unbounded memory allocation in HTTP content decompression

A flaw was found in Netty. A remote attacker can bypass the configured decompression limit in the HttpContentDecompressor by sending a specially crafted compressed payload using Brotli br, Zstandard zstd, or Snappy content encodings. This can lead to unbounded memory allocation, resulting in an...

CVE-2026-69702

SnailJob 1.7.0 contains a denial of service vulnerability in the FuryUtil.deserialize helper that allows authenticated attackers to crash the server by supplying a crafted Zstandard-compressed payload with an inflated framecontentsize field in the frame header. Attackers can store a base64-encode...

CVE-2026-69702 SnailJob 1.7.0 Denial of Service via FuryUtil.deserialize OOM

SnailJob 1.7.0 contains a denial of service vulnerability in the FuryUtil.deserialize helper that allows authenticated attackers to crash the server by supplying a crafted Zstandard-compressed payload with an inflated framecontentsize field in the frame header. Attackers can store a base64-encode...

EUVD-2026-52851

SnailJob 1.7.0 contains a denial of service vulnerability in the FuryUtil.deserialize helper that allows authenticated attackers to crash the server by supplying a crafted Zstandard-compressed payload with an inflated framecontentsize field in the frame header. Attackers can store a base64-encode...

CVE-2026-69702 SnailJob 1.7.0 Denial of Service via FuryUtil.deserialize OOM

SnailJob 1.7.0 contains a denial of service vulnerability in the FuryUtil.deserialize helper that allows authenticated attackers to crash the server by supplying a crafted Zstandard-compressed payload with an inflated framecontentsize field in the frame header. Attackers can store a base64-encode...

CVE-2026-69702

SnailJob 1.7.0 is affected by a denial-of-service vulnerability in FuryUtil.deserialize. A crafted Zstandard payload with an inflated frame_content_size can trigger an unbounded array allocation, causing an unrecoverable java.lang.OutOfMemoryError when a retry task is dispatched. Attack requires ...

netty: io.netty/netty-codec-http: io.netty/netty-codec-http2: Netty: Denial of Service via unbounded memory allocation in HTTP content decompression

A flaw was found in Netty. A remote attacker can bypass the configured decompression limit in the HttpContentDecompressor by sending a specially crafted compressed payload using Brotli br, Zstandard zstd, or Snappy content encodings. This can lead to unbounded memory allocation, resulting in an...

netty: io.netty/netty-codec-http: io.netty/netty-codec-http2: Netty: Denial of Service via unbounded memory allocation in HTTP content decompression

A flaw was found in Netty. A remote attacker can bypass the configured decompression limit in the HttpContentDecompressor by sending a specially crafted compressed payload using Brotli br, Zstandard zstd, or Snappy content encodings. This can lead to unbounded memory allocation, resulting in an...

CVE-2026-64031

CVE-2026-64031 relates to the Linux kernel erofs module and fixes a managed cache race for unaligned extents in compressed data. The race could occur when two threads race to add the same folio to the managed cache (z_erofs_bind_cache) while folio-&gt;private is still Z_EROFS_PREALLOCATED_FOLIO. ...

netty: io.netty/netty-codec-http: io.netty/netty-codec-http2: Netty: Denial of Service via unbounded memory allocation in HTTP content decompression

A flaw was found in Netty. A remote attacker can bypass the configured decompression limit in the HttpContentDecompressor by sending a specially crafted compressed payload using Brotli br, Zstandard zstd, or Snappy content encodings. This can lead to unbounded memory allocation, resulting in an...

CVE-2026-48044

A flaw was found in Envoy, an open source edge and service proxy. A remote attacker can exploit this vulnerability by sending a specially crafted, highly compressed zstd payload to an Envoy proxy with zstd decompression enabled. This can lead to massive memory allocation, causing severe memory...

netty: io.netty/netty-codec-http: io.netty/netty-codec-http2: Netty: Denial of Service via unbounded memory allocation in HTTP content decompression

A flaw was found in Netty. A remote attacker can bypass the configured decompression limit in the HttpContentDecompressor by sending a specially crafted compressed payload using Brotli br, Zstandard zstd, or Snappy content encodings. This can lead to unbounded memory allocation, resulting in an...

BIT-ENVOY-2026-48044 Envoy Zstd Decompressor: Ratio Check at Wrong Loop Depth lead to memory explosion

Envoy is an open source edge and service proxy designed for cloud-native applications. From 1.23.0 until 1.35.11, 1.36.7, 1.37.3, and 1.38.1, a vulnerability has been identified in Envoy's zstd decompressor implementation ZstdDecompressorImpl. When zstd decompression is enabled, processing a...

Moderate: Red Hat Security Advisory: Red Hat OpenShift distributed tracing platform (Tempo) 3.10.1 release

Red Hat OpenShift distributed tracing platform Tempo 3.10.1 has been released This release of the Red Hat OpenShift distributed tracing platform Tempo provides security improvements and bug fixes. Breaking changes: None Deprecations: None Technology Preview features: None Enhancements: None Bug...