git-svn-id: file:///var/lib/svn/clamav-devel/trunk/clamav-devel@603 77e5149b-7576-45b1-b177-96237e5ba77b
Tomasz Kojm authored on 2004/06/12 22:35:10... | ... |
@@ -1,3 +1,8 @@ |
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+Sat Jun 12 15:29:37 CEST 2004 (tk) |
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+---------------------------------- |
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+ * libclamav: ole2_extract: fix segfault when mmap() fails (problem reported |
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+ by Mehmet Ekiz <ekizm*tbmm.gov.tr>) |
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+ |
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1 | 6 |
Sat Jun 12 02:51:42 CEST 2004 (tk) |
2 | 7 |
---------------------------------- |
3 | 8 |
* contrib/trashscan: removed due to security reasons: |
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@@ -714,9 +714,10 @@ int cli_ole2_extract(int fd, const char *dirname) |
714 | 714 |
hdr.m_area = (unsigned char *) mmap(NULL, hdr.m_length, PROT_READ, MAP_PRIVATE, fd, 0); |
715 | 715 |
if (hdr.m_area == MAP_FAILED) { |
716 | 716 |
hdr.m_area = NULL; |
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+ } else { |
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+ cli_dbgmsg("mmap'ed file\n"); |
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+ memcpy(&hdr, hdr.m_area, hdr_size); |
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717 | 720 |
} |
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- cli_dbgmsg("mmap'ed file\n"); |
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- memcpy(&hdr, hdr.m_area, hdr_size); |
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720 | 721 |
} |
721 | 722 |
#endif |
722 | 723 |
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