nixpkgs/pkgs/development/libraries/libunwind/cve-2015-3239.patch
Vladimír Čunát 2dccca399c libunwind: security fix for CVE-2015-3239
Thanks to the monitor. Low security and high rebuild impact, but still...
2015-09-02 05:23:55 +02:00

16 lines
617 B
Diff

http://git.savannah.gnu.org/cgit/libunwind.git/commit/?id=396b6c7ab737e2bff244d640601c436a26260ca1
diff --git a/include/dwarf_i.h b/include/dwarf_i.h
index 0e72845..86dcdb8 100644
--- a/include/dwarf_i.h
+++ b/include/dwarf_i.h
@@ -20,7 +20,7 @@
extern const uint8_t dwarf_to_unw_regnum_map[DWARF_REGNUM_MAP_LENGTH];
/* REG is evaluated multiple times; it better be side-effects free! */
# define dwarf_to_unw_regnum(reg) \
- (((reg) <= DWARF_REGNUM_MAP_LENGTH) ? dwarf_to_unw_regnum_map[reg] : 0)
+ (((reg) < DWARF_REGNUM_MAP_LENGTH) ? dwarf_to_unw_regnum_map[reg] : 0)
#endif
#ifdef UNW_LOCAL_ONLY