cve-2023-0215
Vulnerability from cvelistv5
Published
2023-02-08 19:03
Modified
2024-08-02 05:02
Severity ?
Summary
Use-after-free following BIO_new_NDEF
References
openssl-security@openssl.orghttps://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=8818064ce3c3c0f1b740a5aaba2a987e75bfbafdPatch, Vendor Advisory
openssl-security@openssl.orghttps://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=9816136fe31d92ace4037d5da5257f763aeeb4ebPatch, Vendor Advisory
openssl-security@openssl.orghttps://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=c3829dd8825c654652201e16f8a0a0c46ee3f344Patch, Vendor Advisory
openssl-security@openssl.orghttps://security.gentoo.org/glsa/202402-08
openssl-security@openssl.orghttps://security.netapp.com/advisory/ntap-20230427-0007/Third Party Advisory
openssl-security@openssl.orghttps://security.netapp.com/advisory/ntap-20230427-0009/Third Party Advisory
openssl-security@openssl.orghttps://security.netapp.com/advisory/ntap-20240621-0006/
openssl-security@openssl.orghttps://www.openssl.org/news/secadv/20230207.txtVendor Advisory
Impacted products
OpenSSLOpenSSL
Show details on NVD website

To clipboard 

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              "value": "The public API function BIO_new_NDEF is a helper function used for streaming\u003cbr\u003eASN.1 data via a BIO. It is primarily used internally to OpenSSL to support the\u003cbr\u003eSMIME, CMS and PKCS7 streaming capabilities, but may also be called directly by\u003cbr\u003eend user applications.\u003cbr\u003e\u003cbr\u003eThe function receives a BIO from the caller, prepends a new BIO_f_asn1 filter\u003cbr\u003eBIO onto the front of it to form a BIO chain, and then returns the new head of\u003cbr\u003ethe BIO chain to the caller. Under certain conditions, for example if a CMS\u003cbr\u003erecipient public key is invalid, the new filter BIO is freed and the function\u003cbr\u003ereturns a NULL result indicating a failure. However, in this case, the BIO chain\u003cbr\u003eis not properly cleaned up and the BIO passed by the caller still retains\u003cbr\u003einternal pointers to the previously freed filter BIO. If the caller then goes on\u003cbr\u003eto call BIO_pop() on the BIO then a use-after-free will occur. This will most\u003cbr\u003elikely result in a crash.\u003cbr\u003e\u003cdiv\u003e\u003cbr\u003e\u003c/div\u003e\u003cdiv\u003eThis scenario occurs directly in the internal function B64_write_ASN1() which\u003cbr\u003emay cause BIO_new_NDEF() to be called and will subsequently call BIO_pop() on\u003cbr\u003ethe BIO. This internal function is in turn called by the public API functions\u003cbr\u003ePEM_write_bio_ASN1_stream, PEM_write_bio_CMS_stream, PEM_write_bio_PKCS7_stream,\u003cbr\u003eSMIME_write_ASN1, SMIME_write_CMS and SMIME_write_PKCS7.\u003cbr\u003e\u003cbr\u003eOther public API functions that may be impacted by this include\u003cbr\u003ei2d_ASN1_bio_stream, BIO_new_CMS, BIO_new_PKCS7, i2d_CMS_bio_stream and\u003cbr\u003ei2d_PKCS7_bio_stream.\u003cbr\u003e\u003cbr\u003eThe OpenSSL cms and smime command line applications are similarly affected.\u003cbr\u003e\u003cbr\u003e\u003c/div\u003e"
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    "dateReserved": "2023-01-11T11:59:16.647Z",
    "dateUpdated": "2024-08-02T05:02:43.944Z",
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}


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