Linux Distros 未修補弱點:CVE-2026-115455

medium Nessus Plugin ID 374096

概要

Linux/Unix 主機上安裝的一個或多個套件存有弱點,廠商表示將不會修補。

說明

Linux/Unix 主機上安裝了一個或多個受到弱點影響的套件,且廠商未提供可用的修補程式。

- 在 GCC libstdc++ 中發現缺陷。當應用程式從寬字元資料流程擷取資料至位集時,內部堆疊記憶體配置無法正確考慮字元大小和對齊方式。能夠向受影響的應用程式提供特製輸入的攻擊者可觸發堆疊型緩衝區溢位,導致拒絕服務 (DoS)。(CVE-2026-115455)

請注意,Nessus 的判定取決於廠商所報告的套件是否存在。

解決方案

目前尚未有已知的解決方案。

另請參閱

https://access.redhat.com/security/cve/cve-2026-115455

https://security-tracker.debian.org/tracker/CVE-2026-115455

https://ubuntu.com/security/CVE-2026-115455

Plugin 詳細資訊

嚴重性: Medium

ID: 374096

檔案名稱: unpatched_CVE_2026_115455.nasl

版本: 1.5

類型: Local

代理程式: unix

系列: Misc.

已發布: 2026/10/30

已更新: 2026/11/3

支援的感應器: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

風險資訊

VPR

風險因素: Low

分數: 3.5

百分位數: 51.45

CVSS v2

風險因素: Medium

基本分數: 4.3

時間性分數: 3.7

媒介: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS 評分資料來源: CVE-2026-115455

CVSS v3

風險因素: Medium

基本分數: 6.5

時間性分數: 6

媒介: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H

時間媒介: CVSS:3.0/E:U/RL:U/RC:C

弱點資訊

CPE: cpe:/o:canonical:ubuntu_linux:14.04:-:lts, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, cpe:/o:canonical:ubuntu_linux:26.04:-:lts, cpe:/o:canonical:ubuntu_linux:26.10, cpe:/o:centos:centos:8, cpe:/o:debian:debian_linux:12.0, cpe:/o:debian:debian_linux:13.0, cpe:/o:debian:debian_linux:14.0, cpe:/o:redhat:enterprise_linux:10, cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:canonical:ubuntu_linux:gcc-10-cross-mipsen, p-cpe:/a:canonical:ubuntu_linux:gcc-10-cross-ports, p-cpe:/a:canonical:ubuntu_linux:gcc-10-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-10, p-cpe:/a:canonical:ubuntu_linux:gcc-11-cross-mipsen, p-cpe:/a:canonical:ubuntu_linux:gcc-11-cross-ports, p-cpe:/a:canonical:ubuntu_linux:gcc-11-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-11, p-cpe:/a:canonical:ubuntu_linux:gcc-12-cross-mipsen, p-cpe:/a:canonical:ubuntu_linux:gcc-12-cross-ports, p-cpe:/a:canonical:ubuntu_linux:gcc-12-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-12, p-cpe:/a:canonical:ubuntu_linux:gcc-13-cross-ports, p-cpe:/a:canonical:ubuntu_linux:gcc-13-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-13, p-cpe:/a:canonical:ubuntu_linux:gcc-3.3, p-cpe:/a:canonical:ubuntu_linux:gcc-4.7-armel-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-4.7-armhf-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-4.7, p-cpe:/a:canonical:ubuntu_linux:gcc-4.8-arm64-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-4.8-armhf-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-4.8-powerpc-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-4.8-ppc64el-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-4.8, p-cpe:/a:canonical:ubuntu_linux:gcc-4.9-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-4.9, p-cpe:/a:canonical:ubuntu_linux:gcc-5-cross-ports, p-cpe:/a:canonical:ubuntu_linux:gcc-5-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-5, p-cpe:/a:canonical:ubuntu_linux:gcc-6-cross-ports, p-cpe:/a:canonical:ubuntu_linux:gcc-6-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-6, p-cpe:/a:canonical:ubuntu_linux:gcc-7-cross-ports, p-cpe:/a:canonical:ubuntu_linux:gcc-7-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-7, p-cpe:/a:canonical:ubuntu_linux:gcc-8-cross-ports, p-cpe:/a:canonical:ubuntu_linux:gcc-8-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-8, p-cpe:/a:canonical:ubuntu_linux:gcc-9-cross-mipsen, p-cpe:/a:canonical:ubuntu_linux:gcc-9-cross-ports, p-cpe:/a:canonical:ubuntu_linux:gcc-9-cross, p-cpe:/a:canonical:ubuntu_linux:gcc-9, p-cpe:/a:canonical:ubuntu_linux:gcc-arm-linux-androideabi, p-cpe:/a:canonical:ubuntu_linux:gcc-arm-none-eabi, p-cpe:/a:canonical:ubuntu_linux:gcc-avr, p-cpe:/a:canonical:ubuntu_linux:gcc-defaults, p-cpe:/a:canonical:ubuntu_linux:gcc-h8300-hms, p-cpe:/a:canonical:ubuntu_linux:gcc-i686-linux-android, p-cpe:/a:canonical:ubuntu_linux:gcc-m68hc1x, p-cpe:/a:canonical:ubuntu_linux:gcc-mingw-w64, p-cpe:/a:canonical:ubuntu_linux:gcc-msp430, p-cpe:/a:canonical:ubuntu_linux:gcc-or1k-elf, p-cpe:/a:canonical:ubuntu_linux:gcc-riscv64-unknown-elf, p-cpe:/a:canonical:ubuntu_linux:gcc-snapshot, p-cpe:/a:canonical:ubuntu_linux:gcc-xtensa-lx106, p-cpe:/a:canonical:ubuntu_linux:gccgo-4.9, p-cpe:/a:canonical:ubuntu_linux:gccgo-6, p-cpe:/a:centos:centos:cpp, p-cpe:/a:centos:centos:gcc-c%2b%2b, p-cpe:/a:centos:centos:gcc-gfortran, p-cpe:/a:centos:centos:gcc-offload-amdgcn, p-cpe:/a:centos:centos:gcc-offload-nvptx, p-cpe:/a:centos:centos:gcc-plugin-annobin, p-cpe:/a:centos:centos:gcc-plugin-devel, p-cpe:/a:centos:centos:gcc-toolset-15-gcc-c%2b%2b, p-cpe:/a:centos:centos:gcc-toolset-15-gcc-gfortran, p-cpe:/a:centos:centos:gcc-toolset-15-gcc-plugin-annobin, p-cpe:/a:centos:centos:gcc-toolset-15-gcc-plugin-devel, p-cpe:/a:centos:centos:gcc-toolset-15-gcc, p-cpe:/a:centos:centos:gcc-toolset-15-libasan-devel, p-cpe:/a:centos:centos:gcc-toolset-15-libatomic-devel, p-cpe:/a:centos:centos:gcc-toolset-15-libgccjit-devel, p-cpe:/a:centos:centos:gcc-toolset-15-libgccjit, p-cpe:/a:centos:centos:gcc-toolset-15-libitm-devel, p-cpe:/a:centos:centos:gcc-toolset-15-liblsan-devel, p-cpe:/a:centos:centos:gcc-toolset-15-libquadmath-devel, p-cpe:/a:centos:centos:gcc-toolset-15-libstdc%2b%2b-devel, p-cpe:/a:centos:centos:gcc-toolset-15-libstdc%2b%2b-docs, p-cpe:/a:centos:centos:gcc-toolset-15-libtsan-devel, p-cpe:/a:centos:centos:gcc-toolset-15-libubsan-devel, p-cpe:/a:centos:centos:gcc-toolset-15-offload-nvptx, p-cpe:/a:centos:centos:gcc-toolset-16-gcc, p-cpe:/a:centos:centos:gcc, p-cpe:/a:centos:centos:libasan, p-cpe:/a:centos:centos:libatomic, p-cpe:/a:centos:centos:libgcc, p-cpe:/a:centos:centos:libgccjit-devel, p-cpe:/a:centos:centos:libgccjit, p-cpe:/a:centos:centos:libgfortran-static, p-cpe:/a:centos:centos:libgfortran, p-cpe:/a:centos:centos:libgomp-offload-amdgcn, p-cpe:/a:centos:centos:libgomp-offload-nvptx, p-cpe:/a:centos:centos:libgomp, p-cpe:/a:centos:centos:libhwasan, p-cpe:/a:centos:centos:libitm-devel, p-cpe:/a:centos:centos:libitm, p-cpe:/a:centos:centos:liblsan, p-cpe:/a:centos:centos:libquadmath-devel, p-cpe:/a:centos:centos:libquadmath-static, p-cpe:/a:centos:centos:libquadmath, p-cpe:/a:centos:centos:libstdc%2b%2b-devel, p-cpe:/a:centos:centos:libstdc%2b%2b-docs, p-cpe:/a:centos:centos:libstdc%2b%2b-static, p-cpe:/a:centos:centos:libstdc%2b%2b, p-cpe:/a:centos:centos:libtsan, p-cpe:/a:centos:centos:libubsan, p-cpe:/a:centos:centos:mingw32-cpp, p-cpe:/a:centos:centos:mingw32-gcc-c%2b%2b, p-cpe:/a:centos:centos:mingw32-gcc, p-cpe:/a:centos:centos:mingw32-libgcc, p-cpe:/a:centos:centos:mingw32-libstdc%2b%2b, p-cpe:/a:centos:centos:mingw64-cpp, p-cpe:/a:centos:centos:mingw64-gcc-c%2b%2b, p-cpe:/a:centos:centos:mingw64-gcc, p-cpe:/a:centos:centos:mingw64-libgcc, p-cpe:/a:centos:centos:mingw64-libstdc%2b%2b, p-cpe:/a:debian:debian_linux:gcc-11, p-cpe:/a:debian:debian_linux:gcc-12, p-cpe:/a:debian:debian_linux:gcc-13, p-cpe:/a:debian:debian_linux:gcc-14, p-cpe:/a:debian:debian_linux:gcc-15, p-cpe:/a:debian:debian_linux:gcc-16, p-cpe:/a:redhat:enterprise_linux:cpp, p-cpe:/a:redhat:enterprise_linux:gcc-c%2b%2b, p-cpe:/a:redhat:enterprise_linux:gcc-gfortran, p-cpe:/a:redhat:enterprise_linux:gcc-offload-amdgcn, p-cpe:/a:redhat:enterprise_linux:gcc-offload-nvptx, p-cpe:/a:redhat:enterprise_linux:gcc-plugin-annobin, p-cpe:/a:redhat:enterprise_linux:gcc-plugin-devel, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-gcc-c%2b%2b, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-gcc-gfortran, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-gcc-plugin-annobin, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-gcc-plugin-devel, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-gcc, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-libasan-devel, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-libatomic-devel, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-libgccjit-devel, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-libgccjit, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-libitm-devel, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-liblsan-devel, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-libquadmath-devel, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-libstdc%2b%2b-devel, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-libstdc%2b%2b-docs, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-libtsan-devel, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-libubsan-devel, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-15-offload-nvptx, p-cpe:/a:redhat:enterprise_linux:gcc-toolset-16-gcc, p-cpe:/a:redhat:enterprise_linux:gcc, p-cpe:/a:redhat:enterprise_linux:libasan, p-cpe:/a:redhat:enterprise_linux:libatomic, p-cpe:/a:redhat:enterprise_linux:libgcc, p-cpe:/a:redhat:enterprise_linux:libgccjit-devel, p-cpe:/a:redhat:enterprise_linux:libgccjit, p-cpe:/a:redhat:enterprise_linux:libgfortran-static, p-cpe:/a:redhat:enterprise_linux:libgfortran, p-cpe:/a:redhat:enterprise_linux:libgomp-offload-amdgcn, p-cpe:/a:redhat:enterprise_linux:libgomp-offload-nvptx, p-cpe:/a:redhat:enterprise_linux:libgomp, p-cpe:/a:redhat:enterprise_linux:libhwasan, p-cpe:/a:redhat:enterprise_linux:libitm-devel, p-cpe:/a:redhat:enterprise_linux:libitm, p-cpe:/a:redhat:enterprise_linux:liblsan, p-cpe:/a:redhat:enterprise_linux:libquadmath-devel, p-cpe:/a:redhat:enterprise_linux:libquadmath-static, p-cpe:/a:redhat:enterprise_linux:libquadmath, p-cpe:/a:redhat:enterprise_linux:libstdc%2b%2b-devel, p-cpe:/a:redhat:enterprise_linux:libstdc%2b%2b-docs, p-cpe:/a:redhat:enterprise_linux:libstdc%2b%2b-static, p-cpe:/a:redhat:enterprise_linux:libstdc%2b%2b, p-cpe:/a:redhat:enterprise_linux:libtsan, p-cpe:/a:redhat:enterprise_linux:libubsan, p-cpe:/a:redhat:enterprise_linux:mingw32-cpp, p-cpe:/a:redhat:enterprise_linux:mingw32-gcc-c%2b%2b, p-cpe:/a:redhat:enterprise_linux:mingw32-gcc, p-cpe:/a:redhat:enterprise_linux:mingw32-libgcc, p-cpe:/a:redhat:enterprise_linux:mingw32-libstdc%2b%2b, p-cpe:/a:redhat:enterprise_linux:mingw64-cpp, p-cpe:/a:redhat:enterprise_linux:mingw64-gcc-c%2b%2b, p-cpe:/a:redhat:enterprise_linux:mingw64-gcc, p-cpe:/a:redhat:enterprise_linux:mingw64-libgcc, p-cpe:/a:redhat:enterprise_linux:mingw64-libstdc%2b%2b

必要的 KB 項目: Host/local_checks_enabled, Host/cpu, global_settings/vendor_unpatched, Host/OS/identifier

可輕鬆利用: No known exploits are available

弱點發布日期: 2026/10/30

參考資訊

CVE: CVE-2026-115455