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Resolves: rhbz#1360340 CVE-2016-6293

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Eike Rathke 2016-11-01 15:19:22 +01:00
parent 0ba3876889
commit a47d53d7a6
2 changed files with 250 additions and 1 deletions
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7
icu.spec
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@ -2,7 +2,7 @@
Name: icu Name: icu
Version: 57.1 Version: 57.1
Release: 1%{?dist} Release: 2%{?dist}
Summary: International Components for Unicode Summary: International Components for Unicode
License: MIT and UCD and Public Domain License: MIT and UCD and Public Domain
@ -19,6 +19,7 @@ Patch3: icu.7601.Indic-ccmp.patch
Patch4: gennorm2-man.patch Patch4: gennorm2-man.patch
Patch5: icuinfo-man.patch Patch5: icuinfo-man.patch
Patch6: armv7hl-disable-tests.patch Patch6: armv7hl-disable-tests.patch
Patch7: rhbz1360340-icu-changeset-39109.patch
%description %description
Tools and utilities for developing with icu. Tools and utilities for developing with icu.
@ -67,6 +68,7 @@ BuildArch: noarch
%ifarch armv7hl %ifarch armv7hl
%patch6 -p1 -b .armv7hl-disable-tests.patch %patch6 -p1 -b .armv7hl-disable-tests.patch
%endif %endif
%patch7 -p1 -b .rhbz1360340-icu-changeset-39109.patch
%build %build
@ -195,6 +197,9 @@ LD_LIBRARY_PATH=lib:stubdata:tools/ctestfw:$LD_LIBRARY_PATH bin/uconv -l
%changelog %changelog
* Tue Nov 01 2016 Eike Rathke <erack@redhat.com> - 57.1-2
- Resolves: rhbz#1360340 CVE-2016-6293
* Fri Apr 15 2016 Eike Rathke <erack@redhat.com> - 57.1-1 * Fri Apr 15 2016 Eike Rathke <erack@redhat.com> - 57.1-1
- upgrade to upstream ICU 57.1 - upgrade to upstream ICU 57.1

244
rhbz1360340-icu-changeset-39109.patch Normal file
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@ -0,0 +1,244 @@
# Offsets corected from https://ssl.icu-project.org/trac/changeset/39109
diff -ru icu.orig/source/common/uloc.cpp icu/source/common/uloc.cpp
--- icu.orig/source/common/uloc.cpp 2016-03-23 21:50:12.000000000 +0100
+++ icu/source/common/uloc.cpp 2016-11-01 15:21:16.542151312 +0100
@@ -2246,7 +2246,7 @@
typedef struct {
float q;
int32_t dummy; /* to avoid uninitialized memory copy from qsort */
- char *locale;
+ char locale[ULOC_FULLNAME_CAPACITY+1];
} _acceptLangItem;
static int32_t U_CALLCONV
@@ -2288,9 +2288,7 @@
UEnumeration* availableLocales,
UErrorCode *status)
{
- _acceptLangItem *j;
- _acceptLangItem smallBuffer[30];
- char **strs;
+ MaybeStackArray<_acceptLangItem, 4> items; // Struct for collecting items.
char tmp[ULOC_FULLNAME_CAPACITY +1];
int32_t n = 0;
const char *itemEnd;
@@ -2300,11 +2298,7 @@
int32_t res;
int32_t i;
int32_t l = (int32_t)uprv_strlen(httpAcceptLanguage);
- int32_t jSize;
- char *tempstr; /* Use for null pointer check */
- j = smallBuffer;
- jSize = UPRV_LENGTHOF(smallBuffer);
if(U_FAILURE(*status)) {
return -1;
}
@@ -2332,27 +2326,29 @@
while(isspace(*t)) {
t++;
}
- j[n].q = (float)_uloc_strtod(t,NULL);
+ items[n].q = (float)_uloc_strtod(t,NULL);
} else {
/* no semicolon - it's 1.0 */
- j[n].q = 1.0f;
+ items[n].q = 1.0f;
paramEnd = itemEnd;
}
- j[n].dummy=0;
+ items[n].dummy=0;
/* eat spaces prior to semi */
for(t=(paramEnd-1);(paramEnd>s)&&isspace(*t);t--)
;
- /* Check for null pointer from uprv_strndup */
- tempstr = uprv_strndup(s,(int32_t)((t+1)-s));
- if (tempstr == NULL) {
- *status = U_MEMORY_ALLOCATION_ERROR;
- return -1;
- }
- j[n].locale = tempstr;
- uloc_canonicalize(j[n].locale,tmp,UPRV_LENGTHOF(tmp),status);
- if(strcmp(j[n].locale,tmp)) {
- uprv_free(j[n].locale);
- j[n].locale=uprv_strdup(tmp);
+ int32_t slen = ((t+1)-s);
+ if(slen > ULOC_FULLNAME_CAPACITY) {
+ *status = U_BUFFER_OVERFLOW_ERROR;
+ return -1; // too big
+ }
+ uprv_strncpy(items[n].locale, s, slen);
+ items[n].locale[slen]=0; // terminate
+ int32_t clen = uloc_canonicalize(items[n].locale, tmp, UPRV_LENGTHOF(tmp)-1, status);
+ if(U_FAILURE(*status)) return -1;
+ if((clen!=slen) || (uprv_strncmp(items[n].locale, tmp, slen))) {
+ // canonicalization had an effect- copy back
+ uprv_strncpy(items[n].locale, tmp, clen);
+ items[n].locale[clen] = 0; // terminate
}
#if defined(ULOC_DEBUG)
/*fprintf(stderr,"%d: s <%s> q <%g>\n", n, j[n].locale, j[n].q);*/
@@ -2362,63 +2358,29 @@
while(*s==',') { /* eat duplicate commas */
s++;
}
- if(n>=jSize) {
- if(j==smallBuffer) { /* overflowed the small buffer. */
- j = static_cast<_acceptLangItem *>(uprv_malloc(sizeof(j[0])*(jSize*2)));
- if(j!=NULL) {
- uprv_memcpy(j,smallBuffer,sizeof(j[0])*jSize);
- }
+ if(n>=items.getCapacity()) { // If we need more items
+ if(NULL == items.resize(items.getCapacity()*2, items.getCapacity())) {
+ *status = U_MEMORY_ALLOCATION_ERROR;
+ return -1;
+ }
#if defined(ULOC_DEBUG)
- fprintf(stderr,"malloced at size %d\n", jSize);
+ fprintf(stderr,"malloced at size %d\n", items.getCapacity());
#endif
- } else {
- j = static_cast<_acceptLangItem *>(uprv_realloc(j, sizeof(j[0])*jSize*2));
-#if defined(ULOC_DEBUG)
- fprintf(stderr,"re-alloced at size %d\n", jSize);
-#endif
- }
- jSize *= 2;
- if(j==NULL) {
- *status = U_MEMORY_ALLOCATION_ERROR;
- return -1;
- }
}
}
- uprv_sortArray(j, n, sizeof(j[0]), uloc_acceptLanguageCompare, NULL, TRUE, status);
+ uprv_sortArray(items.getAlias(), n, sizeof(items[0]), uloc_acceptLanguageCompare, NULL, TRUE, status);
+ LocalArray<const char*> strs(new const char*[n], *status);
if(U_FAILURE(*status)) {
- if(j != smallBuffer) {
-#if defined(ULOC_DEBUG)
- fprintf(stderr,"freeing j %p\n", j);
-#endif
- uprv_free(j);
- }
- return -1;
- }
- strs = static_cast<char **>(uprv_malloc((size_t)(sizeof(strs[0])*n)));
- /* Check for null pointer */
- if (strs == NULL) {
- uprv_free(j); /* Free to avoid memory leak */
- *status = U_MEMORY_ALLOCATION_ERROR;
- return -1;
+ return -1;
}
for(i=0;i<n;i++) {
#if defined(ULOC_DEBUG)
/*fprintf(stderr,"%d: s <%s> q <%g>\n", i, j[i].locale, j[i].q);*/
#endif
- strs[i]=j[i].locale;
+ strs[i]=items[i].locale;
}
res = uloc_acceptLanguage(result, resultAvailable, outResult,
- (const char**)strs, n, availableLocales, status);
- for(i=0;i<n;i++) {
- uprv_free(strs[i]);
- }
- uprv_free(strs);
- if(j != smallBuffer) {
-#if defined(ULOC_DEBUG)
- fprintf(stderr,"freeing j %p\n", j);
-#endif
- uprv_free(j);
- }
+ strs.getAlias(), n, availableLocales, status);
return res;
}
diff -ru icu.orig/source/test/cintltst/cloctst.c icu/source/test/cintltst/cloctst.c
--- icu.orig/source/test/cintltst/cloctst.c 2016-03-23 21:48:18.000000000 +0100
+++ icu/source/test/cintltst/cloctst.c 2016-11-01 15:21:16.544151315 +0100
@@ -2775,16 +2775,20 @@
const char *icuSet; /**< ? */
const char *expect; /**< The expected locale result */
UAcceptResult res; /**< The expected error code */
+ UErrorCode expectStatus; /**< expected status */
} tests[] = {
- /*0*/{ 0, NULL, "mt_MT", ULOC_ACCEPT_VALID },
- /*1*/{ 1, NULL, "en", ULOC_ACCEPT_VALID },
- /*2*/{ 2, NULL, "en", ULOC_ACCEPT_FALLBACK },
- /*3*/{ 3, NULL, "", ULOC_ACCEPT_FAILED },
- /*4*/{ 4, NULL, "es", ULOC_ACCEPT_VALID },
-
- /*5*/{ 5, NULL, "en", ULOC_ACCEPT_VALID }, /* XF */
- /*6*/{ 6, NULL, "ja", ULOC_ACCEPT_FALLBACK }, /* XF */
- /*7*/{ 7, NULL, "zh", ULOC_ACCEPT_FALLBACK }, /* XF */
+ /*0*/{ 0, NULL, "mt_MT", ULOC_ACCEPT_VALID, U_ZERO_ERROR},
+ /*1*/{ 1, NULL, "en", ULOC_ACCEPT_VALID, U_ZERO_ERROR},
+ /*2*/{ 2, NULL, "en", ULOC_ACCEPT_FALLBACK, U_ZERO_ERROR},
+ /*3*/{ 3, NULL, "", ULOC_ACCEPT_FAILED, U_ZERO_ERROR},
+ /*4*/{ 4, NULL, "es", ULOC_ACCEPT_VALID, U_ZERO_ERROR},
+ /*5*/{ 5, NULL, "en", ULOC_ACCEPT_VALID, U_ZERO_ERROR}, /* XF */
+ /*6*/{ 6, NULL, "ja", ULOC_ACCEPT_FALLBACK, U_ZERO_ERROR}, /* XF */
+ /*7*/{ 7, NULL, "zh", ULOC_ACCEPT_FALLBACK, U_ZERO_ERROR}, /* XF */
+ /*8*/{ 8, NULL, "", ULOC_ACCEPT_FAILED, U_ZERO_ERROR }, /* */
+ /*9*/{ 9, NULL, "", ULOC_ACCEPT_FAILED, U_ZERO_ERROR }, /* */
+ /*10*/{10, NULL, "", ULOC_ACCEPT_FAILED, U_BUFFER_OVERFLOW_ERROR }, /* */
+ /*11*/{11, NULL, "", ULOC_ACCEPT_FAILED, U_BUFFER_OVERFLOW_ERROR }, /* */
};
const int32_t numTests = UPRV_LENGTHOF(tests);
static const char *http[] = {
@@ -2800,10 +2804,25 @@
"xxx-yyy;q=.01, xxx-yyy;q=.01, xxx-yyy;q=.01, xxx-yyy;q=.01, xxx-yyy;q=.01, "
"xxx-yyy;q=.01, xxx-yyy;q=.01, xxx-yyy;q=.01, xx-yy;q=.1, "
"es",
-
/*5*/ "zh-xx;q=0.9, en;q=0.6",
/*6*/ "ja-JA",
/*7*/ "zh-xx;q=0.9",
+ /*08*/ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", // 156
+ /*09*/ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB", // 157 (this hits U_STRING_NOT_TERMINATED_WARNING )
+ /*10*/ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABC", // 158
+ /*11*/ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", // 163 bytes
};
for(i=0;i<numTests;i++) {
@@ -2818,17 +2837,22 @@
(void)rc; /* Suppress set but not used warning. */
uenum_close(available);
log_verbose(" got %s, %s [%s]\n", tmp[0]?tmp:"(EMPTY)", acceptResult(outResult), u_errorName(status));
- if(outResult != tests[i].res) {
+ if(status != tests[i].expectStatus) {
+ log_err_status(status, "FAIL: expected status %s but got %s\n", u_errorName(tests[i].expectStatus), u_errorName(status));
+ } else if(U_SUCCESS(tests[i].expectStatus)) {
+ /* don't check content if expected failure */
+ if(outResult != tests[i].res) {
log_err_status(status, "FAIL: #%d: expected outResult of %s but got %s\n", i,
acceptResult( tests[i].res),
acceptResult( outResult));
log_info("test #%d: http[%s], ICU[%s], expect %s, %s\n",
i, http[tests[i].httpSet], tests[i].icuSet, tests[i].expect,acceptResult(tests[i].res));
- }
- if((outResult>0)&&uprv_strcmp(tmp, tests[i].expect)) {
- log_err_status(status, "FAIL: #%d: expected %s but got %s\n", i, tests[i].expect, tmp);
- log_info("test #%d: http[%s], ICU[%s], expect %s, %s\n",
- i, http[tests[i].httpSet], tests[i].icuSet, tests[i].expect, acceptResult(tests[i].res));
+ }
+ if((outResult>0)&&uprv_strcmp(tmp, tests[i].expect)) {
+ log_err_status(status, "FAIL: #%d: expected %s but got %s\n", i, tests[i].expect, tmp);
+ log_info("test #%d: http[%s], ICU[%s], expect %s, %s\n",
+ i, http[tests[i].httpSet], tests[i].icuSet, tests[i].expect, acceptResult(tests[i].res));
+ }
}
}
}