freebsd-dirent-info-leak-bugs

どのようにバグを見つけたか？ 1. ランダムにFreeBSDのファイルシステムを監査しようと決める 2. 調査して、使用されているデフォルトのファイルシステムがFFSとUFSの組み合わせであることを発見 3. ufscreate の監査に時間を費やし、バグを0件発見 4. ここ にアクセスし、UFSファイルシステム関数のコミット履歴を調べる 5. スタックに割り当てられた struct dirent オブジェクトのパディングバイトを介して情報が漏洩するこのコミット を見つける 6. パッチを分析し、msdosfsreaddir...

CVE-2026-89765

In the Linux kernel, the following vulnerability has been resolved: timers/itimer: Zero-init old itimerval before copy to userspace On native sparc64, struct kerneloldtimeval contains a four-byte hole after tvusec because tvsec is 64-bit while kernelsusecondst is 32-bit. putitimerval fills only t...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003264)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003264 advisory. The atyfbioctl function in drivers/video/fbdev/aty/atyfbbase.c in the Linux kernel through 4.12.10 does not initialize a certain data structure, which allows local...

Microsoft Windows - 'nt!NtQuerySystemInformation (SystemPageFileInformation(Ex))' Kernel 64-bit Stack Memory Disclosure

/ We have discovered that the nt!NtQuerySystemInformation system call invoked with the SystemPageFileInformation 0x12 and SystemPageFileInformationEx 0x90 information classes discloses uninitialized kernel stack memory to user-mode clients. The vulnerability affects 64-bit versions of Windows 7 t...

Apache mod_rewrite (Windows x86) - Off-by-One Remote Overflow

Apache modrewrite Windows x86 - Off-by-One Remote Overflow !/bin/sh Exploit for Apache modrewrite off-by-oneWin32. by axis http://www.ph4nt0m.org 2007-04-06 Tested on Apache 2.0.58 Win32 Windows2003 CN SP1 Vulnerable Apache Versions: 1.3 branch: 1.3.28 and 2.0.46 and 2.2.0 and 2006-08-20...

Apache mod_rewrite (Windows x86) - Off-by-One Remote Overflow

!/bin/sh Exploit for Apache modrewrite off-by-oneWin32. by axis http://www.ph4nt0m.org 2007-04-06 Tested on Apache 2.0.58 Win32 Windows2003 CN SP1 Vulnerable Apache Versions: 1.3 branch: 1.3.28 and 2.0.46 and 2.2.0 and 2006-08-20 http://www.milw0rm.com/exploits/2237 to successfully exploit the...