xxc3nsoredxx

hi

xxc3nsoredxx

 * Package:    sys-boot/grub-2.12_rc1-r1:2/2.12_rc1-r1
 * Repository: gentoo
 * Maintainer: [email protected] [email protected]
 * USE:        abi_x86_64 amd64 elibc_glibc fonts grub_platforms_efi-64 grub_platforms_pc kernel_linux nls themes
 * FEATURES:   network-sandbox preserve-libs sandbox selinux sesandbox userpriv usersandbox
 * Package:    sys-boot/grub-2.12_rc1-r1:2/2.12_rc1-r1
 * Repository: gentoo
 * Maintainer: [email protected] [email protected]
 * USE:        abi_x86_64 amd64 elibc_glibc fonts grub_platforms_efi-64 grub_platforms_pc kernel_linux nls themes
 * FEATURES:   network-sandbox preserve-libs sandbox selinux sesandbox userpriv usersandbox

xxc3nsoredxx

$ emerge --info grub
Portage 3.0.49 (python 3.11.4-final-0, default/linux/amd64/17.1/hardened/selinux, gcc-12, glibc-2.37-r3, 6.1.38-gentoo x86_64)
=================================================================
                         System Settings
=================================================================
System uname: Linux-6.1.38-gentoo-x86_64-AMD_Ryzen_7_PRO_4750U_with_Radeon_Graphics-with-glibc2.37
KiB Mem:    32081028 total,  28663144 free
KiB Swap:   33554428 total,  33554428 free
Timestamp of repository gentoo: Wed, 19 Jul 2023 02:30:01 +0000
Head commit of repository gentoo: 3b97bc94f093bfd6cce2368cf12ee77a5bd01167

xxc3nsoredxx

diff --git a/drivers/video/fbdev/core/bitblit.c b/drivers/video/fbdev/core/bitblit.c
index 436365efa..35ebeeccd 100644
--- a/drivers/video/fbdev/core/bitblit.c
+++ b/drivers/video/fbdev/core/bitblit.c
@@ -234,7 +234,7 @@ static void bit_clear_margins(struct vc_data *vc, struct fb_info *info,
 }
 
 static void bit_cursor(struct vc_data *vc, struct fb_info *info, int mode,
-		       int fg, int bg)
+		       int softback_lines, int fg, int bg)

xxc3nsoredxx

; linux x86 assembly example of a standard calling convention
; tweak the linker flag if not on intel cpu
; assemble:     nasm -felf32 cc.asm
; link:         ld -m elf_i386 cc.o -o cc
; run:          ./cc
; exit code:    echo $?
; exposes the startpoint of the program to the linker
global  _start

; code sits in the text section

xxc3nsoredxx

* sun noon (cdt) another meeting.
* start 6th
* 7th on 0900 - 1800 PDT (def con is on las vegas time as of now)
* stations, labs, etc in signup for shifts (posted tomorrow?) (5h shifts or floater)
 * 1-2 watching video making sure it's working
 * 1-2 in discord answering
 * allow at least hundreds
 * bot to kick people after time limit is out
* s1: red team 101
* s2: web app hacking (websploit)

xxc3nsoredxx

%:include <stdint.h>
main (argc, argv) <%
    if (argv) <%
        main(-32, 0);
        static array [] = <%1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30%>;
    %> else if (argc < -2) <%
        static intptr_t a;
        printf("%d\n", *(((int*)&a) + argc));
        main(argc+1, 0);
    %>

xxc3nsoredxx

[    0.000000] microcode: microcode updated early to revision 0x368, date = 2019-04-23
[    0.000000] Linux version 5.4.38-gentoo (root@djentwo) (gcc version 9.3.0 (Gentoo Hardened 9.3.0 p2)) #15 SMP Tue Jun 9 00:46:02 CDT 2020
[    0.000000] Command line: BOOT_IMAGE=/vmlinuz-5.4.38-gentoo root=UUID=5d7fed93-9a1d-4d8c-8327-5c56f43fad2e ro dobtrfs rootfstype=btrfs
[    0.000000] x86/fpu: x87 FPU will use FXSAVE
[    0.000000] BIOS-provided physical RAM map:
[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000003efff] usable
[    0.000000] BIOS-e820: [mem 0x000000000003f000-0x000000000003ffff] ACPI NVS
[    0.000000] BIOS-e820: [mem 0x0000000000040000-0x000000000009dfff] usable
[    0.000000] BIOS-e820: [mem 0x000000000009e000-0x000000000009ffff] reserved
[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000001effffff] usable

xxc3nsoredxx

[ebuild     U ] www-client/firefox-77.0.1 [68.9.0] USE="hardened screenshot system-av1 system-harfbuzz system-icu system-jpeg system-libevent system-libvpx system-webp -bindist -clang -custom-cflags -custom-optimization -debug -eme-free -geckodriver (-gmp-autoupdate) -hwaccel -jack -lto -pgo -pulseaudio (-selinux) -startup-notification -test -wayland -wifi (-dbus%) (-system-sqlite%*)" CPU_FLAGS_X86="-avx2" L10N="-ach -af -an -ar -ast -az -be -bg -bn -br -bs -ca -cak -cs -cy -da -de -dsb -el -en-CA -en-GB -eo -es-AR -es-CL -es-ES -es-MX -et -eu -fa -ff -fi -fr -fy -ga -gd -gl -gn -gu -he -hi -hr -hsb -hu -hy -ia -id -is -it -ja -ka -kab -kk -km -kn -ko -lij -lt -lv -mk -mr -ms -my -nb -nl -nn -oc -pa -pl -pt-BR -pt-PT -rm -ro -ru -si -sk -sl -son -sq -sr -sv -ta -te -th -tr -uk -ur -uz -vi -xh -zh-CN -zh-TW" 

xxc3nsoredxx

Portage 2.3.99 (python 3.7.7-final-0, default/linux/amd64/17.1/hardened, gcc-9.3.0, glibc-2.30-r8, 5.4.38-gentoo x86_64)
=================================================================
                         System Settings
=================================================================
System uname: Linux-5.4.38-gentoo-x86_64-Intel-R-_Celeron-R-_CPU_N3050_@_1.60GHz-with-gentoo-2.6
KiB Mem:     1927656 total,   1538776 free
KiB Swap:    3145724 total,   3075484 free
Timestamp of repository gentoo: Sat, 06 Jun 2020 15:30:01 +0000
Head commit of repository gentoo: aad422b52bba88b5da99a1894e6103a54d1cdcad
sh bash 5.0_p17