CVE-2026-111497

About the security content of iOS 27.2.1 and iPadOS 27.2.1

iOS / iPadOS

A buffer overflow vulnerability in the Brotli decoder (c/dec/decode.c) in Google Brotli versions 1.0.3 through 1.2.0 on all platforms allows a remote unauthenticated attacker to corrupt adjacent decoder state memory, disclose sensitive memory contents, cause a denial of service, or potentially execute arbitrary code using a crafted Brotli-compressed stream. Users need to update any Brotli libraries or binaries between 1.0.3 through 1.2.0 to the latest available version…

22. Okt 2026

Ausgewertete Quellen

• Apple
  iOS 27.2.1 and iPadOS 27.2.1
• Apple
  iOS 26.7.3 and iPadOS 26.7.3
• Debian
  https://lists.debian.org/debian-lts-announce/2026/10/msg00049.html
• Hinweis
  http://www.openwall.com/lists/oss-security/2026/10/23/25
• Hinweis
  http://www.openwall.com/lists/oss-security/2026/10/24/6
• Hinweis
  http://www.openwall.com/lists/oss-security/2026/10/26/12
• Hinweis
  http://www.openwall.com/lists/oss-security/2026/10/26/13
• Hinweis
  http://www.openwall.com/lists/oss-security/2026/10/26/16
• Hinweis
  http://www.openwall.com/lists/oss-security/2026/11/03/2
• Hinweis
  https://broccoli2shell.com
• Hinweis
  https://cert-portal.siemens.com/productcert/html/ssa-045512.html
• Hinweis
  https://cert-portal.siemens.com/productcert/html/ssa-242944.html
• Hinweis
  https://cert-portal.siemens.com/productcert/html/ssa-443410.html
• Hinweis
  https://cert-portal.siemens.com/productcert/html/ssa-678870.html
• Hinweis
  https://cert-portal.siemens.com/productcert/html/ssa-898633.html
• Hinweis
  https://ellio.tech/en/blog/node2shell-cve-2026-111497-rce-on-stock-nodejs-builds/
• Hinweis
  https://nodejs.org/en/blog/vulnerability/october-2026-security-releases#nodejs-brotli-decoder-out-of-bounds-write-permits-remote-code-execution-cve-2026-111497---high
• Hinweis
  https://patchtheplanet.org/brotli
• Hinweis
  https://www.aikido.dev/blog/node2shell-nodejs-brotli-rce-cve-2026-111497
• CISA
  https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-111497
• CISA
  Google Brotli Unchecked Return Value Vulnerability
• NVD
  CVE-2026-111497
• GitHub
  https://github.com/advisories/GHSA-9v8h-qqgm-4m35
• GitHub
  https://github.com/dotnet/announcements/issues/494