USN-8890-1: libsoup vulnerabilities

It was discovered that libsoup incorrectly handled certain HTTP/2 requests. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 24.04 LTS and Ubuntu 26.04 LTS. CVE-2026-4271 It was discovered that libsoup incorrectly handled certain HTTPS...

Rocky Linux 8 [CIQ] Security Update: libecap / libecap-debuginfo / libecap-debugsource / libecap-devel / etc Multiple Vulnerabilities (crlsa-2021_4292)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20214292 advisory. squid: denial of service in URN processing CVE-2021-28651 squid: denial of service issue in Cache Manager CVE-2021-28652 squid: denial of service in HTTP...

AlmaLinux 9.2 [TuxCare] Security Update: libsoup / libsoup-devel / libsoup-doc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2025:1751133871)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1751133871 advisory. - A flaw was found in libsoup. The implementation of HTTP range requests is vulnerable to a resource consumption attack. This flaw...

Rocky Linux 9.6 [TuxCare] Security Update: libsoup / libsoup-devel / libsoup-doc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1776855452)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1776855452 advisory. - A flaw was found in libsoup, an HTTP client/server library. This HTTP Request Smuggling vulnerability arises from...

SUSE CVE-2026-77680

An algorithmic complexity flaw exists in libsoup's HTTP Range header processing that persists after the CVE-2025-32907 fix. CVE-2025-32907 addressed memory amplification when a client repeated the same range many times in a single Range header. Commit 9bb92f7a corrected merge correctness in...

Security Bulletin: IBM InfoSphere Optim Archive Viewer is affected by a vulnerability in Starlette (CVE-2026-54283)

Summary A resource exhaustion Denial of Service vulnerability in the Starlette ASGI framework library CVE-2026-54283 used by IBM InfoSphere Optim Archive Viewer has been addressed by upgrading the component to version 1.3.1. Vulnerability Details CVEID:CVE-2025-54121 DESCRIPTION: Starlette is a...

Linux Distros Unpatched Vulnerability : CVE-2026-77680

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An algorithmic complexity flaw exists in libsoup's HTTP Range header processing that persists after the CVE-2025-32907 fix. CVE-2025-32907 addressed memory...

CVE-2026-77680

An algorithmic complexity flaw exists in libsoup's HTTP Range header processing that persists after the CVE-2025-32907 fix. CVE-2025-32907 addressed memory amplification when a client repeated the same range many times in a single Range header. Commit 9bb92f7a corrected merge correctness in...

UBUNTU-CVE-2026-77680

An algorithmic complexity flaw exists in libsoup's HTTP Range header processing that persists after the CVE-2025-32907 fix. CVE-2025-32907 addressed memory amplification when a client repeated the same range many times in a single Range header. Commit 9bb92f7a corrected merge correctness in...

CVE-2026-77680

An algorithmic complexity flaw exists in libsoup's HTTP Range header processing that persists after the CVE-2025-32907 fix. CVE-2025-32907 addressed memory amplification when a client repeated the same range many times in a single Range header. Commit 9bb92f7a corrected merge correctness in...

CVE-2026-77680

libsoup contains an algorithmic complexity flaw in its HTTP Range header processing that persists after the CVE-2025-32907 fix. The root cause is that the coalescing loop in soup_message_headers_get_ranges_internal() uses g_array_remove_index() for each merged range, resulting in O(N²) work when ...

CVE-2026-77680 Libsoup3: libsoup: quadratic cpu denial of service in http range coalescing after cve-2025-32907 fix

An algorithmic complexity flaw exists in libsoup's HTTP Range header processing that persists after the CVE-2025-32907 fix. CVE-2025-32907 addressed memory amplification when a client repeated the same range many times in a single Range header. Commit 9bb92f7a corrected merge correctness in...

EUVD-2026-66111

An algorithmic complexity flaw exists in libsoup's HTTP Range header processing that persists after the CVE-2025-32907 fix. CVE-2025-32907 addressed memory amplification when a client repeated the same range many times in a single Range header. Commit 9bb92f7a corrected merge correctness in...

CVE-2026-77680: Inefficient Algorithmic Complexity

An algorithmic complexity flaw exists in libsoup's HTTP Range header processing that persists after the CVE-2025-32907 fix. CVE-2025-32907 addressed memory amplification when a client repeated the same range many times in a single Range header. Commit 9bb92f7a corrected merge correctness in...

CVE-2026-77680: Inefficient Algorithmic Complexity

An algorithmic complexity flaw exists in libsoup's HTTP Range header processing that persists after the CVE-2025-32907 fix. CVE-2025-32907 addressed memory amplification when a client repeated the same range many times in a single Range header. Commit 9bb92f7a corrected merge correctness in...

CVE-2026-77680: Inefficient Algorithmic Complexity

An algorithmic complexity flaw exists in libsoup's HTTP Range header processing that persists after the CVE-2025-32907 fix. CVE-2025-32907 addressed memory amplification when a client repeated the same range many times in a single Range header. Commit 9bb92f7a corrected merge correctness in...

SUSE CVE-2026-77014

A flaw was found in libsoup's SoupServer HTTP Range header processing. The sortranges comparator in soup-message-headers.c truncates a 64-bit subtraction result to 32-bit int, flipping the sign for range offsets differing by more than INTMAX. This causes silent omission of requested byte ranges...

CVE-2026-77014

A flaw was found in libsoup's SoupServer HTTP Range header processing. The sortranges comparator in soup-message-headers.c truncates a 64-bit subtraction result to 32-bit int, flipping the sign for range offsets differing by more than INTMAX. This causes silent omission of requested byte ranges...

AZL-97482 CVE-2026-77014 affecting package libsoup for versions less than 3.4.4-17

A flaw was found in libsoup's SoupServer HTTP Range header processing. The sortranges comparator in soup-message-headers.c truncates a 64-bit subtraction result to 32-bit int, flipping the sign for range offsets differing by more than INTMAX. This causes silent omission of requested byte ranges...

UBUNTU-CVE-2026-77014

A flaw was found in libsoup's SoupServer HTTP Range header processing. The sortranges comparator in soup-message-headers.c truncates a 64-bit subtraction result to 32-bit int, flipping the sign for range offsets differing by more than INTMAX. This causes silent omission of requested byte ranges...