OESA-2026-2578 ruby security update

Ruby is a fast and easy interpreted scripting language for object-oriented programming. It has many functions for processing text Files and perform system management tasks such as Perl. Security Fixes: Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior ...

OESA-2026-2565 libvncserver security update

libvncserver is a set of programs using the RFB Remote Frame Buffer protocol. They are designed to "export" a frame buffer via net: you set up a server and can connect to it via VNC viewers. If the server supports WebSockets which LibVNCServer does, you can also connect using an in-browser VNC...

CVE-2026-50261

A use-after-free flaw was found in the X.Org X server and Xwayland in SyncChangeCounter. A client that sets up multiple SyncCounters can trigger a use-after-free when destroying those counters via a second client connection while changing those counters. This may be used to crash the server, or f...

EUVD-2026-34817

A use-after-free flaw was found in the X.Org X server and Xwayland in SyncChangeCounter. A client that sets up multiple SyncCounters can trigger a use-after-free when destroying those counters via a second client connection while changing those counters. This may be used to crash the server, or f...

CVE-2026-50260

A use-after-free flaw was found in the X.Org X server and Xwayland in FreeCounter. A client that sets up multiple SyncCounters and awaits on those triggers can trigger a use-after-free when destroying those counters via a second client connection. This may be used to crash the server, or for...

EUVD-2026-34816

A use-after-free flaw was found in the X.Org X server and Xwayland in FreeCounter. A client that sets up multiple SyncCounters and awaits on those triggers can trigger a use-after-free when destroying those counters via a second client connection. This may be used to crash the server, or for...

CVE-2026-50260

A use-after-free flaw was found in the X.Org X server and Xwayland in FreeCounter. A client that sets up multiple SyncCounters and awaits on those triggers can trigger a use-after-free when destroying those counters via a second client connection. This may be used to crash the server, or for...

CVE-2026-50259

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. XkbSetMapChecks declares a fixed-size stack buffer mapWidths256 indexed by key type index. The helper function CheckKeyTypes writes to this buffer at a client-controlled offset, allowing a stack buffer overflow. This...

CVE-2026-50259

The CVE-2026-50259 entry describes a stack-based buffer overflow in X.Org X server and Xwayland. The vulnerability centers on XkbSetMapChecks(), which declares a fixed-size buffer mapWidths[256] on the stack and is indexed by key type. CheckKeyTypes() writes to this buffer at a client-controlled ...

CVE-2026-50259 Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: stack buffer overflow in xkb setmap request via mapwidths indexing

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. XkbSetMapChecks declares a fixed-size stack buffer mapWidths256 indexed by key type index. The helper function CheckKeyTypes writes to this buffer at a client-controlled offset, allowing a stack buffer overflow. This...

EUVD-2026-34814

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. XkbSetMapChecks declares a fixed-size stack buffer mapWidths256 indexed by key type index. The helper function CheckKeyTypes writes to this buffer at a client-controlled offset, allowing a stack buffer overflow. This...

K000161596: Multiple Apache Tomcat vulnerabilities

Security Advisory Description CVE-2026-25854 Occasional URL redirection to untrusted Site 'Open Redirect' vulnerability in Apache Tomcat via the LoadBalancerDrainingValve. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M23 through...

[SECURITY] Fedora 44 Update: transmission-4.1.2-1.fc44

Transmission is a free, lightweight BitTorrent client. It features a simple, intuitive interface on top on an efficient, cross-platform back-end...

[SECURITY] Fedora 44 Update: libre-4.8.1-1.fc44

Libre is a generic library for real-time communications with async I/O support. Features are a SIP stack RFC 3261, SDP, RTP and RTCP, SRTP and SRTCP Secure RTP, DNS client, STUN/TURN/ICE stack, BFCP, HTTP stack with client/server, Websockets, Jitter buffer, async I/O poll, epoll, select, kqueue,...

[SECURITY] Fedora 44 Update: python-starlette-0.52.1-2.fc44

Starlette is a lightweight ASGI framework/toolkit, which is ideal for building async web services in Python. It is production-ready, and gives you the following: =E2=80=A2 A lightweight, low-complexity HTTP web framework. =E2=80=A2 WebSocket support. =E2=80=A2 In-process background tasks. =E2=80=...

[SECURITY] Fedora 43 Update: transmission-4.1.2-1.fc43

Transmission is a free, lightweight BitTorrent client. It features a simple, intuitive interface on top on an efficient, cross-platform back-end...

[SECURITY] Fedora 43 Update: python-starlette-0.52.1-2.fc43

Starlette is a lightweight ASGI framework/toolkit, which is ideal for building async web services in Python. It is production-ready, and gives you the following: =E2=80=A2 A lightweight, low-complexity HTTP web framework. =E2=80=A2 WebSocket support. =E2=80=A2 In-process background tasks. =E2=80=...

[SECURITY] Fedora 43 Update: perl-HTTP-Tiny-0.094-1.fc43

This is a very simple HTTP/1.1 client, designed for doing simple GET requests without the overhead of a large framework like LWP::UserAgent. It is more correct and more complete than HTTP::Lite. It supports proxies currently only non-authenticating ones and redirection. It also correctly resumes...

MAL-2026-5206 Malicious code in @forjacms/client (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 2e53cc7a866c8a2316aec94a20aa737e6bdb4a71202c0f363e301219ae1291ac The package was found to contain malicious code or consuming dependency that contains malicious code Source: google-open-source-security...

kernel security update

4.18.0-553.129.1 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...