Copy Fail, a logic bug in the Linux kernel, allows users to write 4-byte code into other files’ page cache and achieve root ...

The high-severity vulnerability, tracked as CVE-2026-31431 (CVSS score: 7.8), has been codenamed “Copy Fail” by Xint.io and ...

CVE-2026-31431 CVSS 7.8 flaw since 2017 enables root via 732-byte exploit, impacting major Linux distributions.

The critical "Copy Fail" bug (CVE-2026-31431) affects all Linux kernels since 2017, allowing unprivileged local users to gain ...

The discoverers have named the root vulnerability "Copy Fail". All major distributions since 2017 are affected.

A newly disclosed Linux kernel flaw called Copy Fail has raised concern across cybersecurity teams. Tracked as CVE-2026-31431 ...

IT之家 4 月 30 日消息，科技媒体 cyberkendra 昨日（4 月 29 日）发布博文，报道称 Linux 内核爆出高危漏洞 Copy Fail，追踪编号为 CVE-2026-31431，仅需一个 732 字节的 Python ...

IT之家 4 月 30 日消息，科技媒体 cyberkendra 昨日（4 月 29 日）发布博文，报道称 Linux 内核爆出高危漏洞 Copy Fail，追踪编号为 CVE-2026-31431， 仅需一个 732 字节的 Python 脚本，就能攻破几乎所有主流 Linux 发行版本，提权至最高的 root 权限。

A logic flaw sitting undetected in the Linux kernel for nearly nine years lets any unprivileged local user gain root access ...

安全研究人员披露了一个Linux内核加密模板中的本地提权漏洞（CVE-2026-31431），代号"Copy Fail"。攻击者无需竞争条件即可利用一段10行Python脚本，在几乎所有2017年后发布的Linux发行版上获取root权限。Debian、Ubuntu、SUSE等主流发行版已发布补丁，Red Hat也随后跟进。该漏洞由AI安全扫描工具辅助发现，CVE评分7.8（高危）。

Developers of major Linux distributions have begun shipping patches to address a local privilege escalation (LPE) ...