CVE-2026-19024

NULL pointer dereference in H5Pgetfillvalue in HDF5 before 2.3.0 allows attackers to cause a denial of service via a dataset whose version 1 or 2 fill value message has the "defined" flag set together with a negative size field, which is not normalized to the library's "undefined" sentinel and...

CVE-2026-19024 HDF5 H5Pget_fill_value NULL Pointer Dereference via Malformed Fill Value Message

NULL pointer dereference in H5Pgetfillvalue in HDF5 before 2.1.1 allows attackers to cause a denial of service via a dataset whose version 1 or 2 fill value message has the "defined" flag set together with a negative size field, which is not normalized to the library's "undefined" sentinel and...

CVE-2026-19023

Untrusted pointer dereference in the renderbinoutput function in the h5dump tool in HDF5 before 2.3.0 allows attackers to cause a denial of service via a variable-length string dataset with more than one element dumped in binary mode, which corrupts the per-element stride calculation and causes...

CVE-2026-19023 HDF5 h5dump Untrusted Pointer Dereference in Binary Output of Variable-Length String Datasets

Untrusted pointer dereference in the renderbinoutput function in the h5dump tool in HDF5 before 2.3.0 allows attackers to cause a denial of service via a variable-length string dataset with more than one element dumped in binary mode, which corrupts the per-element stride calculation and causes...

CVE-2026-19023

The CVE describes an untrusted pointer dereference in the render_bin_output function of the h5dump tool from HDF5, caused by processing a variable-length string dataset with more than one element dumped in binary mode. Affected versions are cited as HDF5 before 2.1.1 (and related entries referenc...

CVE-2026-15996

A denial of service vulnerability was identified in GitHub Enterprise Server that allowed an unauthenticated attacker to cause excessive CPU consumption and exhaust the pool of request-handling worker processes by sending a crafted form-encoded HTTP POST request containing deeply nested parameter...

CVE-2026-18839

An integer underflow was found in the popt library when formatting help text for option tables that exceed the terminal width. A local user who can cause an application to print help under those conditions may cause that application to crash or fail to display help, resulting in a denial of servi...

DEBIAN-CVE-2026-18839

An integer underflow was found in the popt library when formatting help text for option tables that exceed the terminal width. A local user who can cause an application to print help under those conditions may cause that application to crash or fail to display help, resulting in a denial of servi...

CVE-2026-18839 Popt-devel: popt-static: size_t underflow in singleoptionhelp

An integer underflow was found in the popt library when formatting help text for option tables that exceed the terminal width. A local user who can cause an application to print help under those conditions may cause that application to crash or fail to display help, resulting in a denial of servi...

EUVD-2026-53642

An integer underflow was found in the popt library when formatting help text for option tables that exceed the terminal width. A local user who can cause an application to print help under those conditions may cause that application to crash or fail to display help, resulting in a denial of servi...

CVE-2026-18839

The CVE-2026-18839 vulnerability concerns the popt library: an integer size_t underflow occurs when formatting help text for option tables that exceed terminal width. The issue is exploitable locally by causing an application to print help, potentially crashing the application or rendering the he...

CVE-2026-67291

A heap out-of-bounds read vulnerability in FreeRDP allows an unauthenticated, malicious RDP server to cause a Denial of Service. By sending a specially crafted glyph fragment update, the server forces the client to read beyond its allocated memory, crashing the application. Mitigation To mitigate...

rclone: Unbounded HTTP CONNECT Response Headers Can Exhaust rclone Memory

Summary The shared HTTP CONNECT helper parses a proxy response with http.ReadResponse over an unrestricted buffered reader. The production helper accepted a valid response containing a 2 MiB header in three consecutive runs. A malicious or compromised configured proxy, or an active on-path actor...

CVE-2026-69111

Milvus through 2.6.22 and 3.0.0 contains an unauthenticated denial of service vulnerability that allows remote attackers to terminate service components by sending a crafted HTTP GET request to the management server on port 9091. Attackers can exploit the unprotected /management/stop endpoint,...

CVE-2026-71309

rclone is a command-line program to sync files and directories to and from different cloud storage providers. From 1.40.0 until 1.75.0, rclone serve restic does not correctly reject URL paths beginning with ../ in cmd/serve/restic/restic.go WithRemote, which accepts a leading parent path and pass...

CVE-2026-15996

The CVE describes a denial-of-service flaw in GitHub Enterprise Server where unauthenticated attackers could trigger excessive CPU usage and exhaust request-handling worker processes by sending a crafted form-encoded HTTP POST containing deeply nested parameters. Because parameter parsing occurre...

CVE-2026-15996 Denial of service vulnerability in GitHub Enterprise Server allowed unauthenticated service disruption via deeply nested request parameters

A denial of service vulnerability was identified in GitHub Enterprise Server that allowed an unauthenticated attacker to cause excessive CPU consumption and exhaust the pool of request-handling worker processes by sending a crafted form-encoded HTTP POST request containing deeply nested parameter...

Security Bulletin: IBM® Db2® is vulnerable to a denial of service with a specially crafted query when stmtheap is set to automatic (CVE-2025-36122)

Summary IBM® Db2® is vulnerable to a denial of service with a specially crafted query when stmtheap is set to AUTOMATIClimit. Vulnerability Details CVEID:CVE-2025-36122 DESCRIPTION: IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.3 for Linux, UNIX and Windows includes DB2 Connect Server...

CVE-2026-69111 Milvus 2.6.22, 3.0.0 Unauthenticated Denial of Service via /management/stop

Milvus through 2.6.22 and 3.0.0 contains an unauthenticated denial of service vulnerability that allows remote attackers to terminate service components by sending a crafted HTTP GET request to the management server on port 9091. Attackers can exploit the unprotected /management/stop endpoint,...

CVE-2026-69111

Milvus 2.6.22 and 3.0.0 are affected by an unauthenticated denial-of-service vulnerability. The issue resides in the management server (port 9091) where the unprotected /management/stop endpoint bypasses REST API authentication, allowing remote attackers to shut down components by passing a role ...