CVE-2025-53015

### Summary Infinite lines occur when writing during a specific XMP file conversion command ### Details ``` #0 GetXmpNumeratorAndDenominator (denominator=<optimized out>, numerator=<optimized out>, value=<optimized out>) at MagickCore/profile.c:2578 #1 GetXmpNumeratorAndDenominator (denominator=<synthetic pointer>, numerator=<synthetic pointer>, value=720000000000000) at MagickCore/profile.c:2564 #2 SyncXmpProfile (image=image@entry=0x555555bb9ea0, profile=0x555555b9d020) at MagickCore/profile.c:2605 #3 0x00005555555db5cf in SyncImageProfiles (image=image@entry=0x555555bb9ea0) at MagickCore/profile.c:2651 #4 0x0000555555798d4f in WriteImage (image_info=image_info@entry=0x555555bc2050, image=image@entry=0x555555bb9ea0, exception=exception@entry=0x555555b7bea0) at MagickCore/constitute.c:1288 #5 0x0000555555799862 in WriteImages (image_info=image_info@entry=0x555555bb69c0, images=<optimized out>, images@entry=0x555555bb9ea0, filename=<optimized out>, exception=0x555555b7bea0) at MagickCore/constitute.c:1575 #6 0x00005555559650c4 in CLINoImageOperator (cli_wand=cli_wand@entry=0x555555b85790, option=option@entry=0x5555559beebe "-write", arg1n=arg1n@entry=0x7fffffffe2c7 "a.mng", arg2n=arg2n@entry=0x0) at MagickWand/operation.c:4993 #7 0x0000555555974579 in CLIOption (cli_wand=cli_wand@entry=0x555555b85790, option=option@entry=0x5555559beebe "-write") at MagickWand/operation.c:5473 #8 0x00005555559224aa in ProcessCommandOptions (cli_wand=cli_wand@entry=0x555555b85790, argc=argc@entry=3, argv=argv@entry=0x7fffffffdfa8, index=index@entry=1) at MagickWand/magick-cli.c:758 #9 0x000055555592276d in MagickImageCommand (image_info=image_info@entry=0x555555b824a0, argc=argc@entry=3, argv=argv@entry=0x7fffffffdfa8, metadata=metadata@entry=0x7fffffffbc10, exception=exception@entry=0x555555b7bea0) at MagickWand/magick-cli.c:1392 #10 0x00005555559216a0 in MagickCommandGenesis (image_info=image_info@entry=0x555555b824a0, command=command@entry=0x555555922640 <MagickImageCommand>, argc=argc@entry=3, argv=argv@entry=0x7fffffffdfa8, metadata=0x0, exception=exception@entry=0x555555b7bea0) at MagickWand/magick-cli.c:177 #11 0x000055555559f76b in MagickMain (argc=3, argv=0x7fffffffdfa8) at utilities/magick.c:162 #12 0x00007ffff700fd90 in __libc_start_call_main (main=main@entry=0x55555559aec0 <main>, argc=argc@entry=3, argv=argv@entry=0x7fffffffdfa8) at ../sysdeps/nptl/libc_start_call_main.h:58 #13 0x00007ffff700fe40 in __libc_start_main_impl (main=0x55555559aec0 <main>, argc=3, argv=0x7fffffffdfa8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffffdf98) at ../csu/libc-start.c:392 #14 0x000055555559f535 in _start () ``` ``` static void GetXmpNumeratorAndDenominator(double value, unsigned long *numerator,unsigned long *denominator) { double df; *numerator=0; *denominator=1; if (value <= MagickEpsilon) return; *numerator=1; df=1.0; while(fabs(df - value) > MagickEpsilon) { if (df < value) (*numerator)++; else { (*denominator)++; *numerator=(unsigned long) (value*(*denominator)); } df=*numerator/(double)*denominator; } } ``` In this code, the loop `while(fabs(df - value) > MagickEpsilon)` keeps repeating endlessly. ### PoC `magick hang a.mng` https://drive.google.com/file/d/1iegkwlTjqnJTtM4XkiheYsjKsC6pxtId/view?usp=sharing ### Impact XMP profile write triggers hang due to unbounded loop ### credits **Team Pay1oad DVE** **Reporter** : **Shinyoung Won** (with contributions from **WooJin Park, DongHa Lee, JungWoo Park, Woojin Jeon, Juwon Chae**, **Kyusang Han, JaeHun Gou**) **yosimich(@yosiimich**) **Shinyoung Won** of SSA Lab e-mail : [yosimich123@gmail.com] **Woojin Jeon** Gtihub : brainoverflow e-mail : [root@brainoverflow.kr] **WooJin Park** GitHub : jin-156 e-mail : [1203kids@gmail.com] **Who4mI(@GAP-dev) Lee DongHa of SSA Lab** Github: GAP-dev e-mail : [ceo@zeropointer.co.kr] **JungWoo Park** Github : JungWooJJING e-mail : [cuby5577@gmail.com] **Juwon Chae** Github : I_mho e-mail : [wndnjs4698@naver.com] **Kyusang Han** Github : T1deSEC e-mail : [hksjoe0081@gmail.com] **JaeHun Gou** Github : P2GONE e-mail : [charly20@naver.com] ### Commits Fixed in: https://github.com/ImageMagick/ImageMagick/commit/229fa96a988a21d78318bbca61245a6ed1ee33a0 and https://github.com/ImageMagick/ImageMagick/commit/38631605e6ab744548a561797472cf8648bcfe26