Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: rtmutex: Use waiter::task instead of current in removewaiter CVE-2026-43499 Affected Packages: kernel Note: This advisory is applicable to Amazon Linux 2 - Kernel-5.4 Extra. Visit this page to learn more about...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: rtmutex: Use waiter::task instead of current in removewaiter CVE-2026-43499 Affected Packages: kernel Note: This advisory is applicable to Amazon Linux 2 - Kernel-5.15 Extra. Visit this page to learn more about...

Important: log4j-cve-2021-44228-hotpatch

Issue Overview: No CVE associated with this advisory Affected Packages: log4j-cve-2021-44228-hotpatch Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories. Issue Correction: Run yum update...

Important: gstreamer1-plugins-good

Issue Overview: Heap buffer overflow in the Matroska MKV demuxer when calculating decompressed buffer sizes for bz2-compressed tracks. The issue occurs due to missing parentheses in the buffer size calculation, causing incorrect memory allocation and potential out-of-bounds writes. from...

Medium: containerd

Issue Overview: x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN entries. This caused strings.Splithost, "." to execute repeatedly on the same input hostname. With a large DNS SAN list, verification costs scaled quadratically bas...

Amazon Linux 2 : gstreamer1-plugins-good, --advisory ALAS2-2026-3788 (ALAS-2026-3788)

The version of gstreamer1-plugins-good installed on the remote host is prior to 1.18.4-6. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3788 advisory. Heap buffer overflow in the Matroska MKV demuxer when calculating decompressed buffer sizes for...

Amazon Linux 2 : docker, --advisory ALAS2DOCKER-2026-134 (ALASDOCKER-2026-134)

The version of docker installed on the remote host is prior to 25.0.16-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2DOCKER-2026-134 advisory. x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN...

Amazon Linux 2 : thunderbird, --advisory ALAS2-2026-3795 (ALAS-2026-3795)

The version of thunderbird installed on the remote host is prior to 140.12.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3795 advisory. Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox ESR...

Amazon Linux 2 : expat, --advisory ALAS2-2026-3495 (ALAS-2026-3495)

The version of expat installed on the remote host is prior to 2.1.0-15. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3495 advisory. In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocatio...

Important: nginx

Issue Overview: NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpproxyv2module and ngxhttpgrpcmodule modules. This vulnerability exists when the proxyhttpversion to 2 or grpcpass directives are used to proxy HTTP/2 traffic, the ignoreinvalidheaders directive is set to off, and...

Important: ruby

Issue Overview: Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.3.10, 0.4.24, 0.5.14, and 0.6.4, a man-in-the-middle attacker can cause Net::IMAPstarttls to return "successfully", without starting TLS. This issue has been patched in...

Important: tigervnc

Issue Overview: 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 buffe...

Amazon Linux 2 : containerd, --advisory ALAS2NITRO-ENCLAVES-2026-114 (ALASNITRO-ENCLAVES-2026-114)

The version of containerd installed on the remote host is prior to 2.1.9-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2NITRO-ENCLAVES-2026-114 advisory. x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternativ...

Amazon Linux 2 : nerdctl, --advisory ALAS2-2026-3497 (ALAS-2026-3497)

The version of nerdctl installed on the remote host is prior to 2.2.2-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3497 advisory. x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN...

Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-062 (ALASFIREFOX-2026-062)

The version of firefox installed on the remote host is prior to 140.12.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2FIREFOX-2026-062 advisory. Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox E...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-124 (ALASKERNEL-5.10-2026-124)

"The version of kernel installed on the remote host is prior to 5.10.259-258.1043. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2026-124 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: teql: Fix double-free i...

Amazon Linux 2 : rclone, --advisory ALAS2-2026-3494 (ALAS-2026-3494)

The version of rclone installed on the remote host is prior to 1.55.1-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3494 advisory. Rclone is a command-line program to sync files and directories to and from different cloud storage providers. From 1.46.0 until...

Critical: rclone

Issue Overview: Rclone is a command-line program to sync files and directories to and from different cloud storage providers. From 1.46.0 until 1.74.3, rclone rcd --rc-serve accepts unauthenticated GET and HEAD requests to paths of the form: /remote:path/object. The remote value is parsed from th...

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...

Medium: python3-urllib3

Issue Overview: urllib3 is an HTTP client library for Python. From 1.23 to before 2.7.0, cross-origin redirects followed from the low-level API via ProxyManager.connectionfromurl.urlopen..., assertsamehost=False still forward these sensitive headers. This vulnerability is fixed in 2.7.0...