Important: python3.9

Issue Overview: The fix for CVE-2026-0672, which rejected control characters in http.cookies.Morsel, was incomplete. The Morsel.update, |= operator, and unpickling paths were not patched, allowing control characters to bypass input validation. Additionally, BaseCookie.jsoutput lacked the output...

Important: xorg-x11-server-Xwayland

Issue Overview: XKB Integer Underflow in XkbSetCompatMap CVE-2026-33999 XKB Out-of-bounds Read in CheckSetGeom CVE-2026-34000 XSYNC Use-after-free in miSyncTriggerFence CVE-2026-34001 XKB Out-of-bounds read in CheckModifierMap CVE-2026-34002 XKB Buffer overflow in CheckKeyTypes CVE-2026-34003...

Important: tigervnc

Issue Overview: XKB Integer Underflow in XkbSetCompatMap CVE-2026-33999 XKB Out-of-bounds Read in CheckSetGeom CVE-2026-34000 XSYNC Use-after-free in miSyncTriggerFence CVE-2026-34001 XKB Out-of-bounds read in CheckModifierMap CVE-2026-34002 XKB Buffer overflow in CheckKeyTypes CVE-2026-34003...

Important: xorg-x11-server

Issue Overview: XKB Integer Underflow in XkbSetCompatMap CVE-2026-33999 XKB Out-of-bounds Read in CheckSetGeom CVE-2026-34000 XSYNC Use-after-free in miSyncTriggerFence CVE-2026-34001 XKB Out-of-bounds read in CheckModifierMap CVE-2026-34002 XKB Buffer overflow in CheckKeyTypes CVE-2026-34003...

Important: xorg-x11-server

Issue Overview: XKB Integer Underflow in XkbSetCompatMap CVE-2026-33999 XSYNC Use-after-free in miSyncTriggerFence CVE-2026-34001 XKB Out-of-bounds read in CheckModifierMap CVE-2026-34002 XKB Buffer overflow in CheckKeyTypes CVE-2026-34003 Affected Packages: xorg-x11-server Note: This advisory is...

Important: glibc

Issue Overview: The iconv function in the GNU C Library versions 2.43 and earlier may crash due to an assertion failure when converting inputs from the IBM1390 or IBM1399 character sets, which may be used to remotely crash an application. This vulnerability can be trivially mitigated by removing...

Important: vim

Issue Overview: A modeline sandbox bypass in Vim allows arbitrary OS command execution when a user opens a crafted file. The complete, guitabtooltip and printheader options are missing the PMLE flag, allowing a modeline to be executed. Additionally, the mapset function lacks a checksecure call,...

Important: python-jwcrypto

Issue Overview: JWCrypto implements JWK, JWS, and JWE specifications using python-cryptography. Prior to 1.5.7, an unauthenticated attacker can exhaust server memory by sending crafted JWE tokens with ZIP compression. The existing patch for CVE-2024-28102 limits input token size to 250KB but does...

Important: openexr

Issue Overview: OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From 3.4.0 to before 3.4.9, a missing bounds check on the dataWindow attribute in EXR file headers allows an attacker to trigger a signe...

Important: ImageMagick

Issue Overview: ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below 7.1.2-189 and 6.9.13-44, when Magick parses an XML file it is possible that a single zero byte is written out of the bounds. This issue has been fixed in versions...

Important: flatpak

Issue Overview: A complete sandbox escape vulnerability exists in Flatpak before 1.16.4. The Flatpak portal accepts paths in the sandbox-expose options which can be app-controlled symlinks pointing at arbitrary paths. Flatpak run mounts the resolved host path in the sandbox, giving apps access to...

Important: ImageMagick

Issue Overview: ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-18 and 6.9.13-43, an out-of-bounds write of a zero byte exists in the X11 display interaction path that could lead to a crash. Versions 7.1.2-18 and 6.9.13-43 patch the...

Important: OpenEXR

Issue Overview: OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From version 3.4.0 to before version 3.4.8, a crafted B44 or B44A EXR file can cause an out-of-bounds write in any application that...

Important: flatpak

Issue Overview: A complete sandbox escape vulnerability exists in Flatpak before 1.16.4. The Flatpak portal accepts paths in the sandbox-expose options which can be app-controlled symlinks pointing at arbitrary paths. Flatpak run mounts the resolved host path in the sandbox, giving apps access to...

Medium: libpng

Issue Overview: Use-after-free in pngsetPLTE, pngsettRNS and pngsethIST in libpng before 1.6.57. Passing a pointer returned by the corresponding getter back into the setter causes the setter to read from a stale pointer after freeing the internal buffer, leading to corrupted chunk data and...

Medium: libssh

Issue Overview: libssh OOB Read in sftpparselongname CVE-2026-0968 Affected Packages: libssh Issue Correction: Run dnf update libssh --releasever 2023.11.20260427 or dnf update --advisory ALAS2023-2026-1632 --releasever 2023.11.20260427 to update your system. More information on how to update you...

Medium: python3.13-tornado

Issue Overview: In Tornado before 6.5.5, cookie attribute injection could occur because the domain, path, and samesite arguments to .RequestHandler.setcookie were not checked for crafted characters. CVE-2026-35536 Affected Packages: python3.13-tornado Issue Correction: Run dnf update...

Medium: python3.13

Issue Overview: The import hook in CPython that handles legacy .pyc files SourcelessFileLoader is incorrectly handled in FileLoader a base class and so does not use io.opencode to read the .pyc files. sys.audit handlers for this audit event therefore do not fire. CVE-2026-2297 The fix for...

Low: python-pip

Issue Overview: When pip is installing and extracting a maliciously crafted wheel archive, files may be extracted outside the installation directory. The path traversal is limited to prefixes of the installation directory, thus isn't able to inject or overwrite executable files in typical...

Medium: tomcat-native

Issue Overview: CLIENTCERT authentication does not fail as expected for some scenarios when soft fail is disabled vulnerability in Apache Tomcat, Apache Tomcat Native. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M7 through 10.1.52, from 9.0.83 through 9.0.115;...

Low: python-pip

Issue Overview: When pip is installing and extracting a maliciously crafted wheel archive, files may be extracted outside the installation directory. The path traversal is limited to prefixes of the installation directory, thus isn't able to inject or overwrite executable files in typical...

Medium: python-tornado

Issue Overview: In Tornado before 6.5.5, cookie attribute injection could occur because the domain, path, and samesite arguments to .RequestHandler.setcookie were not checked for crafted characters. CVE-2026-35536 Affected Packages: python-tornado Issue Correction: Run dnf update python-tornado...

Important: python-jwcrypto

Issue Overview: JWCrypto implements JWK, JWS, and JWE specifications using python-cryptography. Prior to 1.5.7, an unauthenticated attacker can exhaust server memory by sending crafted JWE tokens with ZIP compression. The existing patch for CVE-2024-28102 limits input token size to 250KB but does...

Important: dovecot

Issue Overview: Doveadm credentials are verified using direct comparison which is susceptible to timing oracle attack. An attacker can use this to determine the configured credentials. Figuring out the credential will lead into full access to the affected component. Limit access to the doveadm ht...

Important: dotnet9.0

Issue Overview: Uncontrolled resource consumption in .NET allows an unauthorized attacker to deny service over a network. CVE-2026-26171 Improper neutralization of special elements in .NET allows an unauthorized attacker to perform spoofing over a network. CVE-2026-32178 Stack-based buffer overfl...

Important: firefox

Issue Overview: Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run...

Important: jetty

Issue Overview: In Eclipse Jetty, the class JASPIAuthenticator initiates the authentication checks, which set two ThreadLocal variable. Upon returning from the initial checks, there are conditions that cause an early return from the JASPIAuthenticator code without clearing those ThreadLocals. A...

Important: maven3.9

Issue Overview: Directory Traversal vulnerability in the extractFile method of org.codehaus.plexus.util.Expand in plexus-utils before 6d780b3378829318ba5c2d29547e0012d5b29642. This allows an attacker to execute arbitrary code CVE-2025-67030 Affected Packages: maven3.9 Issue Correction: Run dnf...

Medium: webkitgtk4

Issue Overview: A memory initialization issue was addressed with improved memory handling. This issue is fixed in tvOS 26.2, Safari 26.2, watchOS 26.2, visionOS 26.2, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2. Processing maliciously crafted web content may disclose internal states of the app...

Important: LibRaw

Issue Overview: A heap-based buffer overflow vulnerability exists in the x3fthumbloader functionality of LibRaw Commit d20315b. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability. CVE-2026-20889 A heap-base...

Important: composer

Issue Overview: Command injection via malicious Perforce repository definition CVE-2026-40176 Command injection via malicious Perforce source reference/url CVE-2026-40261 Affected Packages: composer Issue Correction: Run dnf update composer --releasever 2023.11.20260427 or dnf update --advisory...

Important: ngtcp2

Issue Overview: ngtcp2 is a C implementation of the IETF QUIC protocol. In versions prior to 1.22.1, ngtcp2qlogparameterssettransportparams serializes peer transport parameters into a fixed 1024-byte stack buffer without bounds checking. When qlog is enabled, a remote peer can send sufficiently...

Important: LibRaw

Issue Overview: An integer overflow vulnerability exists in the deflatedngloadraw functionality of LibRaw. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability. CVE-2026-20884 A heap-based buffer overflow...

Low: librsvg2

Issue Overview: time provides date and time handling in Rust. From 0.3.6 to before 0.3.47, when user-provided input is provided to any type that parses with the RFC 2822 format, a denial of service attack via stack exhaustion is possible. The attack relies on formally deprecated and rarely-used...

Important: openssh

Issue Overview: In OpenSSH before 10.3, a file downloaded by scp may be installed setuid or setgid, an outcome contrary to some users' expectations, if the download is performed as root with -O legacy scp protocol and without -p preserve mode. CVE-2026-35385 Affected Packages: openssh Note: This...

Low: aws-nitro-tpm-tools

Issue Overview: time provides date and time handling in Rust. From 0.3.6 to before 0.3.47, when user-provided input is provided to any type that parses with the RFC 2822 format, a denial of service attack via stack exhaustion is possible. The attack relies on formally deprecated and rarely-used...

Important: openssh

Issue Overview: In OpenSSH before 10.3, a file downloaded by scp may be installed setuid or setgid, an outcome contrary to some users' expectations, if the download is performed as root with -O legacy scp protocol and without -p preserve mode. CVE-2026-35385 Affected Packages: openssh Issue...

Medium: ImageMagick

Issue Overview: ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below both 7.1.2-19 and 6.9.13-44, a heap buffer overflow occurs in the MVG decoder that could result in an out of bounds write when processing a crafted image. This issue ha...

Important: dotnet10.0

Issue Overview: Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network. CVE-2026-40372 Affected Packages: dotnet10.0 Issue Correction: Run dnf update dotnet10.0 --releasever 2023.11.20260427 or dnf update --advisory...

Important: python3.12

Issue Overview: The fix for CVE-2026-0672, which rejected control characters in http.cookies.Morsel, was incomplete. The Morsel.update, |= operator, and unpickling paths were not patched, allowing control characters to bypass input validation. Additionally, BaseCookie.jsoutput lacked the output...

Important: python3.14

Issue Overview: When using http.cookies.Morsel, user-controlled cookie values and parameters can allow injecting HTTP headers into messages. Patch rejects all control characters within cookie names, values, and parameters. CVE-2026-0672 The fix for CVE-2026-0672, which rejected control characters...

Important: python3.11

Issue Overview: The fix for CVE-2026-0672, which rejected control characters in http.cookies.Morsel, was incomplete. The Morsel.update, |= operator, and unpickling paths were not patched, allowing control characters to bypass input validation. Additionally, BaseCookie.jsoutput lacked the output...

Important: glibc

Issue Overview: The iconv function in the GNU C Library versions 2.43 and earlier may crash due to an assertion failure when converting inputs from the IBM1390 or IBM1399 character sets, which may be used to remotely crash an application. This vulnerability can be trivially mitigated by removing...

Medium: ecs-service-connect-agent

Issue Overview: Envoy is a cloud-native high-performance edge/middle/service proxy. A security vulnerability in Envoy allows external clients to manipulate Envoy headers, potentially leading to unauthorized access or other malicious actions within the mesh. This issue arises due to Envoy's defaul...

Medium: openssl-snapsafe

Issue Overview: NULL Pointer Dereference When Processing a Delta CRL NOTE: https://openssl-library.org/news/secadv/20260407.txt CVE-2026-28388 Possible NULL dereference when processing CMS KeyAgreeRecipientInfo CVE-2026-28389 Possible NULL dereference when processing CMS KeyTransportRecipientInfo...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: fix infinite loop in attrloadrunsrange on inconsistent metadata CVE-2025-71265 In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: check return value of indxfind to avoid...

Important: tigervnc

Issue Overview: XKB Integer Underflow in XkbSetCompatMap CVE-2026-33999 XSYNC Use-after-free in miSyncTriggerFence CVE-2026-34001 XKB Out-of-bounds read in CheckModifierMap CVE-2026-34002 XKB Buffer overflow in CheckKeyTypes CVE-2026-34003 Affected Packages: tigervnc Note: This advisory is...

Important: containerd

Issue Overview: url.Parse insufficiently validated the host/authority component and accepted some invalid URLs. CVE-2026-25679 On Unix platforms, when listing the contents of a directory using File.ReadDir or File.Readdir the returned FileInfo could reference a file outside of the Root in which t...

Important: containerd

Issue Overview: url.Parse insufficiently validated the host/authority component and accepted some invalid URLs. CVE-2026-25679 On Unix platforms, when listing the contents of a directory using File.ReadDir or File.Readdir the returned FileInfo could reference a file outside of the Root in which t...

Important: docker

Issue Overview: url.Parse insufficiently validated the host/authority component and accepted some invalid URLs. CVE-2026-25679 On Unix platforms, when listing the contents of a directory using File.ReadDir or File.Readdir the returned FileInfo could reference a file outside of the Root in which t...