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authorMatt Caswell <matt@openssl.org>2018-03-27 10:58:34 +0100
committerMatt Caswell <matt@openssl.org>2018-03-27 13:31:51 +0100
commitf6c024c2e7f33e9d26c62cf19d519e5ef7fa4a09 (patch)
tree517a5cb241796451df4a951c86793f25de86483d /CHANGES
parent75a8f1eff03a1c91c22683b022e2145628962157 (diff)
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Update CHANGES and NEWS for the new release
Reviewed-by: Richard Levitte <levitte@openssl.org>
Diffstat (limited to 'CHANGES')
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diff --git a/CHANGES b/CHANGES
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--- a/CHANGES
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@@ -292,6 +292,52 @@
Changes between 1.1.0g and 1.1.0h [xx XXX xxxx]
+ *) Constructed ASN.1 types with a recursive definition could exceed the stack
+
+ Constructed ASN.1 types with a recursive definition (such as can be found
+ in PKCS7) could eventually exceed the stack given malicious input with
+ excessive recursion. This could result in a Denial Of Service attack. There
+ are no such structures used within SSL/TLS that come from untrusted sources
+ so this is considered safe.
+
+ This issue was reported to OpenSSL on 4th January 2018 by the OSS-fuzz
+ project.
+ (CVE-2018-0739)
+ [Matt Caswell]
+
+ *) Incorrect CRYPTO_memcmp on HP-UX PA-RISC
+
+ Because of an implementation bug the PA-RISC CRYPTO_memcmp function is
+ effectively reduced to only comparing the least significant bit of each
+ byte. This allows an attacker to forge messages that would be considered as
+ authenticated in an amount of tries lower than that guaranteed by the
+ security claims of the scheme. The module can only be compiled by the
+ HP-UX assembler, so that only HP-UX PA-RISC targets are affected.
+
+ This issue was reported to OpenSSL on 2nd March 2018 by Peter Waltenberg
+ (IBM).
+ (CVE-2018-0733)
+ [Andy Polyakov]
+
+ *) Add a build target 'build_all_generated', to build all generated files
+ and only that. This can be used to prepare everything that requires
+ things like perl for a system that lacks perl and then move everything
+ to that system and do the rest of the build there.
+ [Richard Levitte]
+
+ *) Backport SSL_OP_NO_RENGOTIATION
+
+ OpenSSL 1.0.2 and below had the ability to disable renegotiation using the
+ (undocumented) SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS flag. Due to the opacity
+ changes this is no longer possible in 1.1.0. Therefore the new
+ SSL_OP_NO_RENEGOTIATION option from 1.1.1-dev has been backported to
+ 1.1.0 to provide equivalent functionality.
+
+ Note that if an application built against 1.1.0h headers (or above) is run
+ using an older version of 1.1.0 (prior to 1.1.0h) then the option will be
+ accepted but nothing will happen, i.e. renegotiation will not be prevented.
+ [Matt Caswell]
+
*) Removed the OS390-Unix config target. It relied on a script that doesn't
exist.
[Rich Salz]