CVE-2026-52935

The CVE-2026-52935 entry concerns the Linux kernel xfrm/espintcp code. The issue arises from reusing an in-progress partial transmit state (ctx->partial) when building a new sk_msg, where espintcp_sendmsg() may prematurely reuse the live partial if espintcp_push_msgs() reports success while a ...

EUVD-2026-38705

In the Linux kernel, the following vulnerability has been resolved: xfrm: espintcp: do not reuse an in-progress partial send espintcp keeps a single in-flight transmit in ctx-partial. Before building a new skmsg, espintcpsendmsg first tries to flush that state through espintcppushmsgs. For blocki...

CVE-2026-52927

CVE-2026-52927 concerns the Linux kernel netfilter ebtables path, specifically compat_mtw_from_user. The issue arises when converting 32-bit user structures to kernel native structures: user-supplied match_size/target_size may be too small, causing an out-of-bounds read during translation of exte...

CVE-2026-12892

A flaw was found in GStreamer's gst-plugins-bad package. When processing a specially crafted H.264 video file containing malformed MVC or SVC extension slice NAL units, a 1-byte heap out-of-bounds read can occur during parsing. This happens when the parser attempts to check slice boundary...

Vulnerability Reports Are Not Special Anymore

A requirement for staying sane while working in public as an open source maintainer is realizing that every issue, PR, and piece of feedback is a present, not an obligation. You can accept it, ignore it, and use it partially or not at all. Except… For years, as lead of the Go Security team at the...

JLSEC-2026-621 Thread-safety and out-of-bounds reads in the HTTP.jl content-type sniffer

Description The content-type sniffer had two memory/concurrency bugs. Number sniffing in isjson stored the strtod end-pointer out-parameter in a shared module-global VectorPtrUInt8; concurrent sniff calls on a multithreaded server raced on that single cell between the ccall and the subsequent rea...

CVE-2026-56315

CVE-2026-56315 affects the Python tool picklescan until version 1.0.4, which fails to block imports from at least seven standard library modules (e.g., uuid, _osx_support, _aix_support, _pyrepl.pager, imaplib). This allows adversaries to craft pickle files that import these unblocked modules to t...

CVE-2026-56315 picklescan - Remote Code Execution via Unblocked Standard Library Modules

picklescan before 1.0.4 fails to block at least seven Python standard library modules including uuid, osxsupport, aixsupport, pyrepl.pager, and imaplib exposing eight functions that provide direct arbitrary command execution. Attackers can craft malicious pickle files importing these unblocked...

CVE-2026-12797

A flaw was found in BerriAI litellm. A remote attacker could manipulate the prompt argument in the asyncprecallhook function of the Completions Interface component. This manipulation leads to incorrect authorization, potentially allowing the attacker to bypass security controls and perform...

CVE-2026-12301

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bug fixed in Thunderbird 152...

CVE-2026-48109 MessagePack-CSharp: LZ4 decompression may fail with AccessViolationException after dereferencing memory from bad input

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, A vulnerability exists in the optional LZ4 decompression path used by MessagePack compression modes Lz4Block and Lz4BlockArray. The decoder implementation is based on a deprecated fast-decompression algorithm that do...

CVE-2026-48517 MessagePack-CSharp: Typeless deserialization type restrictions do not recurse into arrays or generic arguments

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, MessagePack-CSharp's typeless deserialization includes MessagePackSerializerOptions.ThrowIfDeserializingTypeIsDisallowedType as a safety check for dangerous types. The default implementation checks the outer type nam...

kernel: wifi: mac80211: use safe list iteration in radar detect work

A flaw was found in the Linux kernel's mac80211 wireless subsystem. This vulnerability arises from unsafe list iteration during radar detection work, where a channel context can be freed while still being processed. This can lead to a use-after-free memory error. A successful exploit could result...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bug fixed in Thunderbird ESR 140.12...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory...

firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bug fixed in Thunderbird ESR 140.12...

firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bug fixed in Thunderbird ESR 140.12...

firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bug fixed in Thunderbird ESR 140.12...