Important: kernel

Issue Overview: A flaw was found in the x86 KVM subsystem in kvmstealtimesetpreempted in arch/x86/kvm/x86.c in the Linux kernel. Unprivileged guest users can compromise the guest kernel because TLB flush operations are mishandled in certain KVMVCPUPREEMPTED situations. CVE-2022-39189 In the Linux...

Medium: tar

Issue Overview: paxdecodeheader in sparse.c in GNU Tar before 1.32 had a NULL pointer dereference when parsing certain archives that have malformed extended headers. CVE-2019-9923 Affected Packages: tar Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ sectio...

Important: liblouis

Issue Overview: Buffer Overflow vulnerability found in Liblouis v.3.24.0 allows a remote attacker to cause a denial of service via the loulogFile function at logginc.c endpoint. CVE-2023-26767 Buffer Overflow vulnerability found in Liblouis v.3.24.0 allows a remote attacker to cause a denial of...

Important: thunderbird

Issue Overview: The Mozilla Foundation describes this issue as follows: Sometimes, when invalidating JIT code while following an iterator, the newly generated code could be overwritten incorrectly. This could lead to a potentially exploitable crash. CVE-2023-25751 The Mozilla Foundation describes...

Critical: php71-pecl-memcached

Issue Overview: PHP-Memcached v2.2.0 and below contains an improper NULL termination which allows attackers to execute CLRF injection. CVE-2022-26635 Affected Packages: php71-pecl-memcached Issue Correction: Run yum update php71-pecl-memcached or yum update --advisory ALAS-2023-1674 to update you...

Critical: php70-pecl-memcached

Issue Overview: PHP-Memcached v2.2.0 and below contains an improper NULL termination which allows attackers to execute CLRF injection. CVE-2022-26635 Affected Packages: php70-pecl-memcached Issue Correction: Run yum update php70-pecl-memcached or yum update --advisory ALAS-2023-1673 to update you...

Important: libapreq2

Issue Overview: A flaw in Apache libapreq2 versions 2.16 and earlier could cause a buffer overflow while processing multipart form uploads. A remote attacker could send a request causing a process crash which could lead to a denial of service attack. CVE-2022-22728 Affected Packages: libapreq2...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: drm/plane: Move range check for formatcount earlier CVE-2021-47659 Due to the small table perturb size, a memory leak flaw was found in the Linux kernel's TCP source port generation algorithm in the net/ipv4/tcp.c...

Important: python-reportlab

Issue Overview: ReportLab through 3.5.26 allows remote code execution because of toColorevalarg in colors.py, as demonstrated by a crafted XML document with 'span color="' followed by arbitrary Python code. CVE-2019-17626 Affected Packages: python-reportlab Note: This advisory is applicable to...

Low: zziplib

Issue Overview: An improper input validation was found in function zzipfetchdisktrailer of ZZIPlib, up to 0.13.68, that could lead to a crash in zzipparserootdirectory function of zzip/ip.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted zip...

Medium: fuse

Issue Overview: A vulnerability was discovered in fuse. When SELinux is active, fusermount is vulnerable to a restriction bypass. This allows non-root users to mount a FUSE file system with the 'allowother' mount option regardless of whether 'userallowother' is set in the fuse configuration. An...

Low: policycoreutils

Issue Overview: Context relabeling of filesystems is vulnerable to symbolic link attack, allowing a local, unprivileged malicious entity to change the SELinux context of an arbitrary file to a context with few restrictions. This only happens when the relabeling process is done, usually when takin...

Important: plexus-archiver

Issue Overview: A path traversal vulnerability has been discovered in plexus-archiver when extracting a carefully crafted zip file which holds path traversal file names. A remote attacker could use this vulnerability to write files outside the target directory and overwrite existing files with...

Medium: stunnel, amazon-efs-utils

Issue Overview: This update adds the checkHost option to stunnel, which verifies the host of the peer certificate subject. Certificates are accepted if no checkHost option was specified, or the host name of the peer certificate matches any of the hosts specified with checkHost. This update adds t...

Medium: ecs-init

Issue Overview: Denial of Service due to Panic in AWS SDK for Go v2 SDK EventStream Decoder Affected Packages: ecs-init Note: This advisory is applicable to Amazon Linux 2 - Ecs Extra. Visit this page to learn more about Amazon Linux 2 AL2 Extras and this FAQ section for the difference between AL...

Important: containerd

Issue Overview: An authenticated SSH client that repeatedly opened channels which were rejected by the server caused unbounded memory growth, eventually crashing the server process and affecting all connected users. Rejected channels are now properly removed from the connection's internal state a...

Important: freerdp

Issue Overview: FreeRDP before 3.26.0 contains a heap-buffer-overflow vulnerability in gdiCacheToSurface that allows remote attackers to write out-of-bounds heap memory. The vulnerability occurs because rectangle validation clamps coordinates to UINT16MAX but performs copy operations using...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: bonding: fix use-after-free due to enslave fail after slave array update CVE-2026-23171 In the Linux kernel, the following vulnerability has been resolved: mm/pagewalk: fix race between concurrent split and refaul...

Important: docker

Issue Overview: The RSA and DSA public key parsers did not enforce size limits on key parameters. A crafted public key with an excessively large modulus or DSA parameter could cause several minutes of CPU consumption during signature verification. This could be triggered by unauthenticated client...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: drop logically empty buckets in mtypedel CVE-2026-31418 In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494...

Important: kernel-livepatch-6.12.83-111.159

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.12.83-111.159 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.1.163-186.299

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy CVE-2026-46300 Affected Packages: kernel-livepatch-6.1.163-186.299 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.12.80-105.147

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy CVE-2026-46300 Affected Packages: kernel-livepatch-6.12.80-105.147 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.18.8-9.213

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.18.8-9.213 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.1.170-210.320

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy CVE-2026-46300 Affected Packages: kernel-livepatch-6.1.170-210.320 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: python-twisted

Issue Overview: The twisted.names module is vulnerable to a Denial of Service DoS attack via resource exhaustion during DNS name decompression. A remote, unauthenticated attacker can exploit this by sending a crafted TCP DNS packet containing deeply chained compression pointers. This flaw bypasse...

Important: firefox

Issue Overview: In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input. CVE-2026-45186 Use-after-free in the DOM: Networking component. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR...

Important: nginx

Issue Overview: When NGINX Plus or NGINX Open Source are configured to use the HTTP/3 QUIC module, an attacker may be able to spoof their source IP address allowing for bypass of authorization or bypass of rate limiting. Note: Software versions which have reached End of Technical Support EoTS are...

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 versions 3.0.0 to before 3.2.9, 3.3.0 to before 3.3.11, and 3.4.0 to before 3.4.11, there is an integer overflow in...

Important: kernel-livepatch-6.18.15-14.217

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.18.15-14.217 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.12.79-101.147

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy CVE-2026-46300 Affected Packages: kernel-livepatch-6.12.79-101.147 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through frag-transfer helpers CVE-2026-43503 In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy...

Medium: libgcrypt

Issue Overview: Libgcrypt before 1.12.2 sometimes allows a heap-based buffer overflow and denial of service via crafted ECDH ciphertext to gcrypkdecrypt. CVE-2026-41989 Affected Packages: libgcrypt Issue Correction: Run dnf update libgcrypt --releasever 2023.11.20260514 or dnf update --advisory...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through frag-transfer helpers CVE-2026-43503 In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy...

Medium: qemu

Issue Overview: hcd-ohci: infinite loop NOTE: Fixed by: https://gitlab.com/qemu-project/qemu/-/commit/129922c2bc398b656a9180150e667f98fdf0d402 v11.0.0-rc1 CVE-2026-3890 virtio-scsi request size mismatch NOTE: Fixed by:...

Important: thunderbird

Issue Overview: Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was fixed in Firefox ESR 140.10.1. CVE-2026-7321 Memory safety bugs present in Firefox ESR 115.35.0, Firefox ESR 140.10.0, Thunderbird ESR 140.10.0, Firefox 150.0.0 and...

Important: java-1.8.0-openjdk

Issue Overview: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: Security. Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalV...

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 Note: This advisory is applicable to Amazon Linux...

Important: rclone

Issue Overview: Rclone is a command-line program to sync files and directories to and from different cloud storage providers. The RC endpoint options/set is exposed without AuthRequired: true, but it can mutate global runtime configuration, including the RC option block itself. Starting in versio...

Important: kernel-livepatch-6.1.170-208.319

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags "Dirty Frag" and other issues in Amazon Linux kernels: https://aws.amazon.com/security/security-bulletins/2026-027-aws/ CVE-2026-43284 Affected Packages:...

Important: kernel-livepatch-6.1.163-186.299

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags "Dirty Frag" and other issues in Amazon Linux kernels: https://aws.amazon.com/security/security-bulletins/2026-027-aws/ CVE-2026-43284 Affected Packages:...

Important: kernel-livepatch-5.10.252-250.992

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags "Dirty Frag" and other issues in Amazon Linux kernels: https://aws.amazon.com/security/security-bulletins/2026-027-aws/ CVE-2026-43284 Affected Packages:...

Important: java-1.8.0-amazon-corretto

Issue Overview: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: Security. Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalV...

Important: kernel-livepatch-5.10.252-250.1005

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: crypto: algifaead - Revert to operating out-of-place To mitigate this issue, we recommend that customers disable loading of the algifaead module by running the following commands: echo "install algifaead /bin/fals...

Important: kernel-livepatch-6.12.79-101.147

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: crypto: algifaead - Revert to operating out-of-place To mitigate this issue, we recommend that customers disable loading of the algifaead module by running the following commands: echo "install algifaead /bin/fals...

Important: kernel-livepatch-5.10.251-248.983

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: crypto: algifaead - Revert to operating out-of-place To mitigate this issue, we recommend that customers disable loading of the algifaead module by running the following commands: echo "install algifaead /bin/fals...

Important: kernel6.18

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: crypto: algifaead - Revert to operating out-of-place To mitigate this issue, we recommend that customers disable loading of the algifaead module by running the following commands as an administrator user: echo...

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...

Medium: tigervnc

Issue Overview: In TigerVNC before 1.16.2, Image.cxx in x0vncserver allows other users to observe or manipulate the screen contents, or cause an application crash, because of incorrect permissions. CVE-2026-34352 Affected Packages: tigervnc Note: This advisory is applicable to Amazon Linux 2 AL2...

Medium: freerdp

Issue Overview: FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.24.0, a client-side heap buffer overflow occurs in the FreeRDP client's AVC420/AVC444 YUV-to-RGB conversion path due to missing horizontal bounds validation of H.264 metablock regionRects coordinates. In...