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mirror of https://github.com/Mbed-TLS/mbedtls.git synced 2025-12-24 17:41:01 +03:00

Limit OIDs to 128 components

The longest OID known by oid-info.com is 34 components[1], so 128
should be plenty and will limit the potential for attacks.

[1] http://oid-info.com/get/1.3.6.1.4.1.1248.1.1.2.1.3.21.69.112.115.111.110.32.83.116.121.108.117.115.32.80.114.111.32.52.57.48.48

Signed-off-by: David Horstmann <david.horstmann@arm.com>
This commit is contained in:
David Horstmann
2023-04-26 11:50:14 +01:00
parent 861e5d2742
commit 9643575d92
3 changed files with 9 additions and 1 deletions

View File

@@ -158,3 +158,6 @@ oid_from_numeric_string:"1.2/3.4":MBEDTLS_ERR_ASN1_INVALID_DATA:""
OID from numeric string - non-'.' separator between third and fourth
oid_from_numeric_string:"1.2.3/4":MBEDTLS_ERR_ASN1_INVALID_DATA:""
OID from numeric string - OID greater than max length (129 components)
oid_from_numeric_string:"1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1.2.3.4.5.6.7.8.1":MBEDTLS_ERR_ASN1_INVALID_DATA:""