Skip to content
OpenAdvisories

Source

Amazon Linux Security Center (ALAS)

Source: https://alas.aws.amazon.com/

2,507 results · Clear filters · Feed

  • High max 7.8

    Important: gstreamer1-plugins-base security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-18297: GStreamer OGG File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbit…

  • High max 7.5

    Important: expat security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-76957: libexpat before 2.8.4 lacks handler call depth tracking with custom encoding callbacks. Thus, a use-after-free can occur. NOTE: this is similar to CVE-…

  • High max 9.8

    Important: libtiff security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-52490: An issue in libtiff 85f2ac8e0b01cb7db2bbecf4a3b891bdbef67938 allows an attacker to execute arbitrary code via the process_command_opts() function in to…

  • High max 7.5

    Important: mod_auth_openidc security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-54789: mod_auth_openidc is an OpenID Certified authentication and authorization module for the Apache 2.x HTTP server that implements the OpenID Connect Relyi…

  • High max 7.1

    Important: openexr security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-68515: OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. In versions before 3.2.…

  • High max 9.3

    Important: bouncycastle security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-8763: In Bouncy Castle for Java before 1.85, Name Constraints bypass via trailing dot in rfc822Name and URI. This issue also affects Bouncy Castle for Java LT…

  • High

    Important: perl-YAML security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-63676: Backtracking leads to exponential load time in libyaml library.

  • High max 7.5

    Important: ecs-service-connect-agent security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-73553: Fixed an authorization bypass when ignore_path_parameters_in_path_matching was enabled, where a path such as /admin;x could bypass an RBAC policy for /…

  • High max 7.5

    Important: python-mistune security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-76098: Mistune is a Python Markdown parser with renderers and plugins. Versions 3.3.0 through 3.3.2 are vulnerable to DoS through deeply nested tokens. HTML r…

  • High max 7.6

    Important: bluez security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-80186: A stack-based buffer overflow vulnerability exists in BlueZ, the Linux Bluetooth protocol stack. A remote user within Bluetooth radio range can send a …

  • High max 7.5

    Important: ruby3.4 security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-80213: An issue was discovered in the resolv gem before 0.7.2 for Ruby. Resolv::DNS::MessageEncoder wrote a DNS label's length into a single octet without che…

  • High max 7.5

    Important: ruby4.0 security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-80213: An issue was discovered in the resolv gem before 0.7.2 for Ruby. Resolv::DNS::MessageEncoder wrote a DNS label's length into a single octet without che…

  • High max 7.8

    Important: gstreamer1-plugins-good security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-18298: GStreamer PNG File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitr…

  • High max 7.8

    Important: libvirt security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-18917: A flaw was found in libvirt. An unprivileged local user could exploit an integer overflow vulnerability in the NodeGetFreePages RPC handler. This flaw …

  • High max 9.8

    Important: openssl security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-75803: Check the tag on EVP_Cipher() finalize: Poly1305 and OCB AEADs CVE-2026-63076: Issue summary: OpenSSL CMP password based protection verification only c…

  • High max 6.1

    Important: samba security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-6949: TSIG packet with name compression can crash DNS CVE-2026-58218: DNS signing DoS via TKEY name cache exhaustion NOTE: https://www.samba.org/samba/securit…

  • High max 7.5

    Important: rsyslog security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-78002: A flaw was found in rsyslog. An unauthenticated remote attacker can trigger a heap buffer overflow in the RainerScript `replace()` function by sending …

  • High max 8.7

    Important: libevent security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-63384: Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, libevent has an incorrect integer conversion in event_tagging.c when evtag_…

    first Aug 31, 2026
  • High max 7.8

    Important: gstreamer1-plugins-base security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-18297: GStreamer OGG File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrar…

  • High max 9.8

    Important: libtiff security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-52492: An integer overflow in the libtiff rgb2ycbcr utility's cvtRaster() function when computing strip buffer sizes can result in an undersized heap allocation …

  • High max 7.5

    Important: mod_auth_openidc security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-54789: mod_auth_openidc is an OpenID Certified authentication and authorization module for the Apache 2.x HTTP server that implements the OpenID Connect Relying …

  • High max 7.5

    Important: openssl security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-63072: Issue summary: OpenSSL CMS decryption sizes the key-unwrap output buffer based on querying the unwrapped key size, but the AES-WRAP-PAD unwrap primitive c…

  • High

    Important: perl-YAML security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-63676: Backtracking leads to exponential load time in libyaml library.

  • High max 8.8
    ALAS2-2026-3917 15 CVEs

    Important: webkitgtk4 security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-83596: A flaw was found in WebKitGTK. Processing malicious web content can cause memory corruption due to improper memory handling. CVE-2026-78376: A flaw was fo…

  • High max 7.8

    Important: gstreamer-plugins-good security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-18296: GStreamer MRF File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary…

  • High max 7.8

    Important: gstreamer1-plugins-good security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-18298: GStreamer PNG File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary…

  • High max 7.8

    Important: gegl security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-18300: GIMP HDR File Parsing Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affect…

  • High max 7.8

    Important: libvirt security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-18917: A flaw was found in libvirt. An unprivileged local user could exploit an integer overflow vulnerability in the NodeGetFreePages RPC handler. This flaw all…

  • High max 7.5

    Important: edk2 security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-63072: Issue summary: OpenSSL CMS decryption sizes the key-unwrap output buffer based on querying the unwrapped key size, but the AES-WRAP-PAD unwrap primitive c…

  • High max 7.5

    Important: openssl11 security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-63072: Issue summary: OpenSSL CMS decryption sizes the key-unwrap output buffer based on querying the unwrapped key size, but the AES-WRAP-PAD unwrap primitive c…

  • High max 8.1

    Important: wireshark security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-76886: C12.22 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service CVE-2026-76879: C12.22 protocol dissector crash in 4.6.0 to…

  • High max 7.5

    Important: rsyslog security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-78002: A flaw was found in rsyslog. An unauthenticated remote attacker can trigger a heap buffer overflow in the RainerScript `replace()` function by sending spe…

  • High max 8.7

    Important: libevent security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-63384: Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, libevent has an incorrect integer conversion in event_tagging.c when evtag_unm…

    first Aug 31, 2026
  • High

    Important: nginx security update (Amazon Linux 2023)

  • High max 7.8

    Important: containerd security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-42505: Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in t…

  • High max 9.8
    ALAS2-2026-3887 15 CVEs

    Important: freerdp security update (Amazon Linux 2)

    Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-69159: FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.29.0, planar_decompress_plane_rle and planar_decompress_plane_rle_only in libf…

    first Aug 31, 2026
  • High max 10.0

    Important: kernel6.18 security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-80901: In the Linux kernel, the following vulnerability has been resolved: ipvs: fix the checksum validations CVE-2026-80898: In the Linux kernel, the followi…

    first Aug 31, 2026
  • High max 10.0

    Important: kernel security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-80880: In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Properly support implicit ODP rereg_mr CVE-2026-80876: In the Linux kernel…

    first Aug 17, 2026
  • High max 10.0

    Important: kernel6.12 security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-80880: In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Properly support implicit ODP rereg_mr CVE-2026-80876: In the Linux kernel…

    first Aug 17, 2026
  • High max 9.8

    Important: kernel security update (Amazon Linux 2023)

    Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-74580: In the Linux kernel, the following vulnerability has been resolved: vhost: reset the vring metadata cache on vring reconfiguration CVE-2026-74556: In t…

    first Aug 31, 2026