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home:dirkmueller:acdc:as_python3_module
libcap
CVE-2023-2603.patch
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File CVE-2023-2603.patch of Package libcap
diff -Nurp libcap-2.63-orig/libcap/cap_alloc.c libcap-2.63/libcap/cap_alloc.c --- libcap-2.63-orig/libcap/cap_alloc.c 2022-01-24 01:30:38.000000000 +0100 +++ libcap-2.63/libcap/cap_alloc.c 2023-05-16 16:08:54.870513495 +0200 @@ -105,15 +105,17 @@ char *_libcap_strdup(const char *old) errno = EINVAL; return NULL; } - len = strlen(old) + 1 + 2*sizeof(__u32); - if (len < sizeof(struct _cap_alloc_s)) { - len = sizeof(struct _cap_alloc_s); - } - if ((len & 0xffffffff) != len) { + + len = strlen(old); + if ((len & 0x3fffffff) != len) { _cap_debug("len is too long for libcap to manage"); errno = EINVAL; return NULL; } + len += 1 + 2*sizeof(__u32); + if (len < sizeof(struct _cap_alloc_s)) { + len = sizeof(struct _cap_alloc_s); + } raw_data = calloc(1, len); if (raw_data == NULL) {
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