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bicatali 09/01/31 12:39:37 |
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|
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Added: cfitsio-3.100-null-protect.patch |
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Log: |
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Added protection against null pointer dereferences, thanks to Paul Price, bug #256681 |
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(Portage version: 2.2_rc23/cvs/Linux x86_64) |
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|
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Revision Changes Path |
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1.1 sci-libs/cfitsio/files/cfitsio-3.100-null-protect.patch |
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|
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file : http://sources.gentoo.org/viewcvs.py/gentoo-x86/sci-libs/cfitsio/files/cfitsio-3.100-null-protect.patch?rev=1.1&view=markup |
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plain: http://sources.gentoo.org/viewcvs.py/gentoo-x86/sci-libs/cfitsio/files/cfitsio-3.100-null-protect.patch?rev=1.1&content-type=text/plain |
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Index: cfitsio-3.100-null-protect.patch |
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=================================================================== |
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diff -Naur cfitsio.orig/edithdu.c cfitsio/edithdu.c |
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--- cfitsio.orig/edithdu.c 2009-01-31 12:30:07.196101165 +0000 |
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+++ cfitsio/edithdu.c 2009-01-31 12:32:03.467511681 +0000 |
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@@ -556,7 +556,9 @@ |
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return(*status); |
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|
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extnm[0] = '\0'; |
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- strncat(extnm, extnmx, FLEN_VALUE-1); |
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+ if (extnmx) { |
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+ strncat(extnm, extnmx, FLEN_VALUE-1); |
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+ } |
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|
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if (fptr->HDUposition != (fptr->Fptr)->curhdu) |
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ffmahd(fptr, (fptr->HDUposition) + 1, NULL, status); |
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@@ -692,7 +694,9 @@ |
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return(*status); |
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|
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extnm[0] = '\0'; |
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- strncat(extnm, extnmx, FLEN_VALUE-1); |
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+ if (extnmx) { |
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+ strncat(extnm, extnmx, FLEN_VALUE-1); |
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+ } |
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|
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if (fptr->HDUposition != (fptr->Fptr)->curhdu) |
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ffmahd(fptr, (fptr->HDUposition) + 1, NULL, status); |
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diff -Naur cfitsio.orig/putkey.c cfitsio/putkey.c |
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--- cfitsio.orig/putkey.c 2009-01-31 12:30:07.220108134 +0000 |
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+++ cfitsio/putkey.c 2009-01-31 12:32:49.566075447 +0000 |
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@@ -2729,7 +2729,9 @@ |
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} |
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|
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xtension[0] = '\0'; |
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- strncat(xtension, xtensionx, FLEN_VALUE-1); |
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+ if (xtensionx) { |
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+ strncat(xtension, xtensionx, FLEN_VALUE-1); |
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+ } |
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|
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ffpkys(fptr, "XTENSION", xtension, "extension type", status); |
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ffpkyj(fptr, "BITPIX", bitpix, "number of bits per data pixel", status); |
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