Fix SIGSEGV within CreateObject rhbz#596674
This commit is contained in:
Elio Maldonado
parent
0b1d72fd87
commit
fbbc54fbf1
7
nss.spec
7
nss.spec
@ -7,7 +7,7 @@
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Summary: Network Security Services
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Name: nss
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Version: 3.12.6
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Release: 5%{?dist}
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Release: 6%{?dist}
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License: MPLv1.1 or GPLv2+ or LGPLv2+
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URL: http://www.mozilla.org/projects/security/pki/nss/
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Group: System Environment/Libraries
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@ -44,6 +44,7 @@ Patch2: nss-nolocalsql.patch
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Patch3: renegotiate-transitional.patch
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Patch4: validate-arguments.patch
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Patch6: nss-enable-pem.patch
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Patch7: nsspem-596674.patch
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%description
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Network Security Services (NSS) is a set of libraries designed to
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@ -113,6 +114,7 @@ low level services.
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%patch3 -p0 -b .transitional
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%patch4 -p0 -b .validate
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%patch6 -p0 -b .libpem
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%patch7 -p0 -b .596674
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%build
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@ -486,6 +488,9 @@ rm -rf $RPM_BUILD_ROOT/%{_includedir}/nss3/nsslowhash.h
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%changelog
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* Sun Jun 06 2010 Elio Maldonado <emaldona@redhat.com> - 3.12.6-6
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- Fix SIGSEGV within CreateObject (#596674)
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* Sat Apr 12 2010 Elio Maldonado <emaldona@redhat.com> - 3.12.6-5
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- Update pem source tar to pick up the following bug fixes:
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- PEM - Allow collect objects to search through all objects
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127
nsspem-596674.patch
Normal file
127
nsspem-596674.patch
Normal file
@ -0,0 +1,127 @@
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diff -up ./mozilla/security/nss/lib/ckfw/pem/pinst.c.596783 ./mozilla/security/nss/lib/ckfw/pem/pinst.c
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--- ./mozilla/security/nss/lib/ckfw/pem/pinst.c.596783 2010-06-06 18:27:27.256318318 -0700
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+++ ./mozilla/security/nss/lib/ckfw/pem/pinst.c 2010-06-06 20:45:28.158442982 -0700
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@@ -151,7 +151,7 @@ GetCertFields(unsigned char *cert, int c
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buf = issuer->data + issuer->len;
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/* only wanted issuer/SN */
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- if (valid == NULL) {
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+ if (subject == NULL || valid == NULL || subjkey == NULL) {
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return SECSuccess;
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}
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/* validity */
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@@ -219,53 +219,93 @@ CreateObject(CK_OBJECT_CLASS objClass,
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memset(&o->u.trust, 0, sizeof(o->u.trust));
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break;
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}
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+
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+ o->nickname = (char *) nss_ZAlloc(NULL, strlen(nickname) + 1);
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+ if (o->nickname == NULL)
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+ goto fail;
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+ strcpy(o->nickname, nickname);
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+
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+ sprintf(id, "%d", objid);
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+ len = strlen(id) + 1; /* zero terminate */
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+ o->id.data = (void *) nss_ZAlloc(NULL, len);
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+ if (o->id.data == NULL)
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+ goto fail;
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+ (void) nsslibc_memcpy(o->id.data, id, len);
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+ o->id.size = len;
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+
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o->objClass = objClass;
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o->type = type;
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o->slotID = slotID;
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+
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o->derCert = nss_ZNEW(NULL, SECItem);
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+ if (o->derCert == NULL)
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+ goto fail;
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o->derCert->data = (void *) nss_ZAlloc(NULL, certDER->len);
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+ if (o->derCert->data == NULL)
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+ goto fail;
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o->derCert->len = certDER->len;
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nsslibc_memcpy(o->derCert->data, certDER->data, certDER->len);
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switch (objClass) {
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case CKO_CERTIFICATE:
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case CKO_NETSCAPE_TRUST:
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- GetCertFields(o->derCert->data,
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- o->derCert->len, &issuer, &serial,
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- &derSN, &subject, &valid, &subjkey);
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+ if (SECSuccess != GetCertFields(o->derCert->data, o->derCert->len,
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+ &issuer, &serial, &derSN, &subject,
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+ &valid, &subjkey))
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+ goto fail;
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o->u.cert.subject.data = (void *) nss_ZAlloc(NULL, subject.len);
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+ if (o->u.cert.subject.data == NULL)
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+ goto fail;
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o->u.cert.subject.size = subject.len;
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nsslibc_memcpy(o->u.cert.subject.data, subject.data, subject.len);
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o->u.cert.issuer.data = (void *) nss_ZAlloc(NULL, issuer.len);
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+ if (o->u.cert.issuer.data == NULL) {
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+ nss_ZFreeIf(o->u.cert.subject.data);
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+ goto fail;
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+ }
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o->u.cert.issuer.size = issuer.len;
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nsslibc_memcpy(o->u.cert.issuer.data, issuer.data, issuer.len);
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o->u.cert.serial.data = (void *) nss_ZAlloc(NULL, serial.len);
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+ if (o->u.cert.serial.data == NULL) {
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+ nss_ZFreeIf(o->u.cert.issuer.data);
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+ nss_ZFreeIf(o->u.cert.subject.data);
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+ goto fail;
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+ }
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o->u.cert.serial.size = serial.len;
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nsslibc_memcpy(o->u.cert.serial.data, serial.data, serial.len);
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break;
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case CKO_PRIVATE_KEY:
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o->u.key.key.privateKey = nss_ZNEW(NULL, SECItem);
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+ if (o->u.key.key.privateKey == NULL)
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+ goto fail;
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o->u.key.key.privateKey->data =
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(void *) nss_ZAlloc(NULL, keyDER->len);
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+ if (o->u.key.key.privateKey->data == NULL) {
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+ nss_ZFreeIf(o->u.key.key.privateKey);
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+ goto fail;
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+ }
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o->u.key.key.privateKey->len = keyDER->len;
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nsslibc_memcpy(o->u.key.key.privateKey->data, keyDER->data,
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keyDER->len);
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}
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- o->nickname = (char *) nss_ZAlloc(NULL, strlen(nickname) + 1);
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- strcpy(o->nickname, nickname);
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-
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- sprintf(id, "%d", objid);
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-
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- len = strlen(id) + 1; /* zero terminate */
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- o->id.data = (void *) nss_ZAlloc(NULL, len);
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- (void) nsslibc_memcpy(o->id.data, id, len);
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- o->id.size = len;
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return o;
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+
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+fail:
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+ if (o) {
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+ if (o->derCert) {
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+ nss_ZFreeIf(o->derCert->data);
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+ nss_ZFreeIf(o->derCert);
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+ }
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+ nss_ZFreeIf(o->id.data);
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+ nss_ZFreeIf(o->nickname);
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+ nss_ZFreeIf(o);
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+ }
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+ return NULL;
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}
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pemInternalObject *
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@@ -306,6 +346,8 @@ AddObjectIfNeeded(CK_OBJECT_CLASS objCla
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/* object not found, we need to create it */
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pemInternalObject *io = CreateObject(objClass, type, certDER, keyDER,
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filename, objid, slotID);
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+ if (io == NULL)
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+ return NULL;
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io->gobjIndex = count;
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