Important: libcap security update

Libcap is a library for getting and setting POSIX.1e formerly POSIX 6 draft 15 capabilities. Security Fixes: libcap: libcap: Privilege escalation via TOCTOU race condition in capsetfile CVE-2026-4878 For more details about the security issues, including the impact, a CVSS score, acknowledgments,...

GHSA-89C6-VPCJ-7VJ4 OpenTelemetry eBPF Instrumentation: Unbounded BPF internal metrics replay can exhaust CPU

Summary OBI replays BPF probe hits into histogram observations by looping once per recorded run count. On busy systems, the run-count delta can become very large, causing the metrics exporter to spend excessive CPU time in a tight loop every collection interval. Details The vulnerable loop is in...

AlmaLinux 10 : ALSA-2026:A010kernel (ALSA-2026:A010)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:A010 advisory. kernel: net: skbuff: propagate shared-frag marker through frag-transfer helpers CVE-2026-46300 kernel: ptrace: require CAPSYSPTRACE when task has no mm...

CLSA-2026-1778750122 Fix CVE(s): CVE-2026-27857

SECURITY UPDATE: imap-login excessive memory usage DoS ELSCVE-123445 - debian/patches/CVE-2026-27857.patch: limit IMAP parser open list count via new imapparserparams struct; cap pre-auth IMAPLOGINLISTCOUNTLIMIT to 1. Squashes upstream commits 825bc297, d0f67b52, af1fb4da, 3435e0d44. -...

curl: HTTP/2 proxy CONNECT tunnel unbounded 1xx chain (missing Curl_bump_headersize cap in cf-h2-proxy.c)

A malicious HTTPS-on-HTTP/2 proxy can grow a libcurl client's resident set without bound during the CONNECT phase by streaming 1xx informational responses. The CVE-2023-38039 cap MAXHTTPRESPHEADERSIZE, 300 KiB, enforced through Curlbumpheadersize is not applied on the HTTP/2 proxy path. The HTTP/...

CVE-2026-39803 HTTP/1 chunked body reader ignores length cap in bandit

Allocation of Resources Without Limits or Throttling vulnerability in mtrudel bandit allows unauthenticated remote denial of service via memory exhaustion. The chunked clause of 'Elixir.Bandit.HTTP1.Socket':readdata/2 in lib/bandit/http1/socket.ex ignores the caller-supplied :length option when...

CVE-2026-39803 HTTP/1 chunked body reader ignores length cap in bandit

Allocation of Resources Without Limits or Throttling vulnerability in mtrudel bandit allows unauthenticated remote denial of service via memory exhaustion. The chunked clause of 'Elixir.Bandit.HTTP1.Socket':readdata/2 in lib/bandit/http1/socket.ex ignores the caller-supplied :length option when...

EEF-CVE-2026-39803 HTTP/1 chunked body reader ignores length cap in bandit

Summary Allocation of Resources Without Limits or Throttling vulnerability in mtrudel bandit allows unauthenticated remote denial of service via memory exhaustion. The chunked clause of 'Elixir.Bandit.HTTP1.Socket':read\data/2 in lib/bandit/http1/socket.ex ignores the caller-supplied :length opti...

CLSA-2026-1778662651 libcap: Fix of CVE-2026-4878

CVE-2026-4878: capsetfile TOCTOU race via path-based xattr operations...

CVE-2026-44219

CVE-2026-44219 affects the ciguard static security auditor. The two SCA HTTP clients (osv.py and endoflife.py) call payload = json.loads(resp.read().decode('utf-8')) without a maximum bytes cap, allowing a hostile or compromised endoflife.date / OSV.dev (or a TLS MITM) to return multi-GB response...

CLSA-2026-1778599722 Fix CVE(s): CVE-2026-4878

SECURITY UPDATE: TOCTOU race condition in capsetfile - debian/patches/CVE-2026-4878.patch: open the target file and operate on /proc/self/fd/N so the inode is locked between the regular-file check and the xattr update - CVE-2026-4878...

CLSA-2026-1778599539 Fix CVE(s): CVE-2026-4878

SECURITY UPDATE: TOCTOU race condition in capsetfile - debian/patches/CVE-2026-4878.patch: open the target file and operate on /proc/self/fd/N so the inode is locked between the regular-file check and the xattr update - CVE-2026-4878...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: libcap (UTSA-2026-016785)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016785 advisory. A flaw was found in libcap. A local unprivileged user can exploit a Time-of-check-to-time-of-use TOCTOU race condition in the capsetfile function. This allows an...

CVE-2026-41484

OpenTelemetry.Exporter.OneCollector is a .NET exporter that sends telemetry to a OneCollector back-end over HTTP. In versions 1.15.0 and earlier, when a request to the configured back-end or collector results in an unsuccessful HTTP 4xx or 5xx response, the HttpJsonPostTransport class reads the...

CVE-2026-41484

OpenTelemetry.Exporter.OneCollector is a .NET exporter that sends telemetry to a OneCollector back-end over HTTP. In versions 1.15.0 and earlier, when a request to the configured back-end or collector results in an unsuccessful HTTP 4xx or 5xx response, the HttpJsonPostTransport class reads the...

CLSA-2026-1778081089 libcap: Fix of CVE-2026-4878

CVE-2026-4878: capsetfile TOCTOU race via path-based xattr operations...

Oracle Linux 8 : libcap (ELSA-2026-13285)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-13285 advisory. 2.48-6.1 - Fix TOCTOU race condition in capsetfile CVE-2026-4878 Resolves: RHEL-169304 Tenable has extracted the preceding description block directly from the...

GHSA-XW8C-RRVX-F7XQ ciguard: SCA HTTP client reads response body without size cap

Summary Both SCA HTTP clients src/ciguard/analyzer/sca/osv.py and src/ciguard/analyzer/sca/endoflife.py call payload = json.loadsresp.read.decode'utf-8' without a maximum-bytes cap. A hostile or compromised endoflife.date / OSV.dev or a successful TLS MITM could return a multi-GB response,...

ciguard: SCA HTTP client reads response body without size cap

Summary Both SCA HTTP clients src/ciguard/analyzer/sca/osv.py and src/ciguard/analyzer/sca/endoflife.py call payload = json.loadsresp.read.decode'utf-8' without a maximum-bytes cap. A hostile or compromised endoflife.date / OSV.dev or a successful TLS MITM could return a multi-GB response,...

OpAMP client reads unbounded HTTP response bodies

Summary When receiving responses from the OpAMP server over HTTP, the OpAMP client allocates an unbounded buffer to read all bytes from the server, with no upper-bound on the number of bytes consumed. This could cause memory exhaustion in the consuming application if the configured OpAMP server i...