FreeBSD Security Advisory - FreeBSD-SA-26:24.cap_net

FreeBSD Security Advisory - In the case of the capnet service, when a key present in the old limit was omitted from the new limit, the missing key was treated as "allow any" instead of being rejected...

RockyLinux 9 : libcap (RLSA-2026:19346)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:19346 advisory. libcap: libcap: Privilege escalation via TOCTOU race condition in capsetfile CVE-2026-4878 Tenable has extracted the preceding description block directly from th...

FreeBSD -- Incorrect libcap_net limitation list manipulation

Problem Description: In the case of the capnet service, when a key present in the old limit was omitted from the new limit, the missing key was treated as "allow any" instead of being rejected. Impact: In certain scenarios, an application that had previously restricted a subset of network...

GHSA-9Q9Q-324X-93R2 Bandit: Unauthenticated one-shot DoS via `Transfer-Encoding: chunked`

Summary Bandit's HTTP/1 chunked-body reader silently drops the request size cap that the application configures e.g. Plug.Parsers' default 8 MB length: and buffers the entire body in memory before the application sees it. An unauthenticated attacker can crash any Bandit-fronted Phoenix/Plug app...

libcap: libcap: Privilege escalation via TOCTOU race condition in cap_set_file()

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 attacker with write access to a parent directory to redirect file capability updates to an attacker-controlled file. By doing so,...

kernel: Revert "NFSD: Remove the cap on number of operations per NFSv4 COMPOUND"

In the Linux kernel, the following vulnerability has been resolved: Revert "NFSD: Remove the cap on number of operations per NFSv4 COMPOUND" I've found that pynfs COMP6 now leaves the connection or lease in a strange state, which causes CLOSE9 to hang indefinitely. I've dug into it a little, but ...

Malicious code in @cap-js/openapi (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 243c059793e8b277fc77959046b7b064cb740d568fa53e4d30b9075660d9dab5 The package @cap-js/openapi was found to contain malicious code. Source: google-open-source-security...

ALSA-2026:19130 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,...

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...