curl: RTSP Digest auth state leaks across origins on reused libcurl easy handle

Summary When a reused libcurl easy handle first authenticates to one RTSP origin with Digest authentication and is then switched to a different RTSP origin, libcurl can send the old origin's Digest authentication state to the new origin. The second RTSP server does not need to send a...

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 improper order of IRQ requests and the allocation of the powersupply handle in the power...

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 improper lifecycle management of the IRQ handling and the powersupply handle in the ab8500 power...

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 improper order of IRQ requests and the allocation of the powersupply handle in the power...

CVE-2026-6276

CVE-2026-6276 affects libcurl: if a custom Host header is initially set for an HTTP request and a subsequent request on the same easy handle is made without the Host header, the second request can reuse stale host information and leak cookies intended for the first host. The issue manifests as a ...

EUVD-2026-29928

Using libcurl, when a custom Host: header is first set for an HTTP request and a second request is subsequently done using the same easy handle but without the custom Host: header set, the second request would use stale information and pass on cookies meant for the first host in the second reques...

CVE-2026-6276 stale custom cookie host causes cookie leak

Using libcurl, when a custom Host: header is first set for an HTTP request and a second request is subsequently done using the same easy handle but without the custom Host: header set, the second request would use stale information and pass on cookies meant for the first host in the second reques...

JLSEC-2026-410

An information disclosure vulnerability exists in curl v8.1.0 when doing HTTPS transfers, libcurl might erroneously use the read callback CURLOPTREADFUNCTION to ask for data to send, even when the CURLOPTPOSTFIELDS option has been set, if the same handle previously wasused to issue a PUT request...

JLSEC-2026-396

When doing HTTPS transfers, libcurl might erroneously use the read callback CURLOPTREADFUNCTION to ask for data to send, even when the CURLOPTPOSTFIELDS option has been set, if the same handle previously was used to issue a PUT request which used that callback. This flaw may surprise the...

UBUNTU-CVE-2026-6276

Using libcurl, when a custom Host: header is first set for an HTTP request and a second request is subsequently done using the same easy handle but without the custom Host: header set, the second request would use stale information and pass on cookies meant for the first host in the second reques...

PT-2026-35898

Name of the Vulnerable Software and Affected Versions curl affected versions not specified Description When using libcurl to perform a transfer over a specific HTTP proxy proxyA with Digest authentication and subsequently changing the proxy host to a second one proxyB while reusing the same handl...

Siemens Ruggedcom ROX Missing Encryption of Sensitive Data (CVE-2023-28322)

An information disclosure vulnerability exists in curl v8.1.0 when doing HTTPS transfers, libcurl might erroneously use the read callback CURLOPTREADFUNCTION to ask for data to send, even when the CURLOPTPOSTFIELDS option has been set, if the same handle previously wasused to issue a PUT request...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a post-release reuse of GEM handle creation in the drm/virtio component...

ALPINE-CVE-2023-28322

An information disclosure vulnerability exists in curl v8.1.0 when doing HTTPS transfers, libcurl might erroneously use the read callback CURLOPTREADFUNCTION to ask for data to send, even when the CURLOPTPOSTFIELDS option has been set, if the same handle previously wasused to issue a PUT request...

libcurl 安全漏洞

libcurl is a tool for transferring data from or to a server. A security vulnerability exists in libcurl that stems from a problem in the logic for reusing handles...

CVE-2015-3236

cURL and libcurl 7.40.0 through 7.42.1 send the HTTP Basic authentication credentials for a previous connection when reusing a reset curleasyreset connection handle to send a request to the same host name, which allows remote attackers to obtain sensitive information via unspecified vectors...