Annotation of /trunk/glibc/patches/glibc-2.5.0-hwcap-mask-secure.patch
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Tue Jul 24 07:08:30 2007 UTC (16 years, 9 months ago) by niro
File size: 985 byte(s)
Tue Jul 24 07:08:30 2007 UTC (16 years, 9 months ago) by niro
File size: 985 byte(s)
glibc-2.5.0-r7; added a security fix for CVS-2007-3508
| 1 | niro | 283 | diff -ruNp elf/rtld.c elf/rtld.c |
| 2 | --- elf/rtld.c 2007-07-01 16:21:55.000000000 +0100 | ||
| 3 | +++ elf/rtld.c 2007-07-01 16:20:38.000000000 +0100 | ||
| 4 | @@ -2587,7 +2587,8 @@ process_envvars (enum mode *modep) | ||
| 5 | |||
| 6 | case 10: | ||
| 7 | /* Mask for the important hardware capabilities. */ | ||
| 8 | - if (memcmp (envline, "HWCAP_MASK", 10) == 0) | ||
| 9 | + if (!INTUSE(__libc_enable_secure) | ||
| 10 | + && memcmp (envline, "HWCAP_MASK", 10) == 0) | ||
| 11 | GLRO(dl_hwcap_mask) = __strtoul_internal (&envline[11], NULL, | ||
| 12 | 0, 0); | ||
| 13 | break; | ||
| 14 | diff -ruNp sysdeps/generic/unsecvars.h sysdeps/generic/unsecvars.h | ||
| 15 | --- sysdeps/generic/unsecvars.h 2005-01-06 22:40:19.000000000 +0000 | ||
| 16 | +++ sysdeps/generic/unsecvars.h 2007-07-01 16:21:21.000000000 +0100 | ||
| 17 | @@ -9,6 +9,7 @@ | ||
| 18 | "LD_DEBUG\0" \ | ||
| 19 | "LD_DEBUG_OUTPUT\0" \ | ||
| 20 | "LD_DYNAMIC_WEAK\0" \ | ||
| 21 | + "LD_HWCAP_MASK\0" \ | ||
| 22 | "LD_LIBRARY_PATH\0" \ | ||
| 23 | "LD_ORIGIN_PATH\0" \ | ||
| 24 | "LD_PRELOAD\0" \ |