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openSUSE:Leap:15.2
sysstat
sysstat-CVE-2019-16167.patch
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File sysstat-CVE-2019-16167.patch of Package sysstat
Index: sysstat-12.0.6/sa_common.c =================================================================== --- sysstat-12.0.6.orig/sa_common.c +++ sysstat-12.0.6/sa_common.c @@ -1298,6 +1298,10 @@ void remap_struct(unsigned int gtypes_nr /* Remap [unsigned] long fields */ d = gtypes_nr[0] - ftypes_nr[0]; if (d) { + if (ftypes_nr[0] * ULL_ALIGNMENT_WIDTH < ftypes_nr[0]) + /* Overflow */ + return; + n = MINIMUM(f_size - ftypes_nr[0] * ULL_ALIGNMENT_WIDTH, g_size - gtypes_nr[0] * ULL_ALIGNMENT_WIDTH); if ((ftypes_nr[0] * ULL_ALIGNMENT_WIDTH >= b_size) || @@ -1314,6 +1318,11 @@ void remap_struct(unsigned int gtypes_nr /* Remap [unsigned] int fields */ d = gtypes_nr[1] - ftypes_nr[1]; if (d) { + if (gtypes_nr[0] * ULL_ALIGNMENT_WIDTH + + ftypes_nr[1] * UL_ALIGNMENT_WIDTH < ftypes_nr[1]) + /* Overflow */ + return; + n = MINIMUM(f_size - ftypes_nr[0] * ULL_ALIGNMENT_WIDTH - ftypes_nr[1] * UL_ALIGNMENT_WIDTH, g_size - gtypes_nr[0] * ULL_ALIGNMENT_WIDTH @@ -1338,6 +1347,12 @@ void remap_struct(unsigned int gtypes_nr /* Remap possible fields (like strings of chars) following int fields */ d = gtypes_nr[2] - ftypes_nr[2]; if (d) { + if (gtypes_nr[0] * ULL_ALIGNMENT_WIDTH + + gtypes_nr[1] * UL_ALIGNMENT_WIDTH + + ftypes_nr[2] * U_ALIGNMENT_WIDTH < ftypes_nr[2]) + /* Overflow */ + return; + n = MINIMUM(f_size - ftypes_nr[0] * ULL_ALIGNMENT_WIDTH - ftypes_nr[1] * UL_ALIGNMENT_WIDTH - ftypes_nr[2] * U_ALIGNMENT_WIDTH,
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