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home:Alexander_Naumov:SLE-12:Update
libarchive.2786
CVE-2013-0211.patch
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File CVE-2013-0211.patch of Package libarchive.2786
Index: libarchive-3.1.2/libarchive/archive_write.c =================================================================== --- libarchive-3.1.2.orig/libarchive/archive_write.c +++ libarchive-3.1.2/libarchive/archive_write.c @@ -671,8 +671,13 @@ static ssize_t _archive_write_data(struct archive *_a, const void *buff, size_t s) { struct archive_write *a = (struct archive_write *)_a; + size_t max_write = INT_MAX; + archive_check_magic(&a->archive, ARCHIVE_WRITE_MAGIC, ARCHIVE_STATE_DATA, "archive_write_data"); + /* This catches attempts to pass negative values. */ + if (s > max_write) + s = max_write; archive_clear_error(&a->archive); return ((a->format_write_data)(a, buff, s)); }
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