CVE-2015-1794

Publication date 4 December 2015

Last updated 24 July 2024

Description

The ssl3_get_key_exchange function in ssl/s3_clnt.c in OpenSSL 1.0.2 before 1.0.2e allows remote servers to cause a denial of service (segmentation fault) via a zero p value in an anonymous Diffie-Hellman (DH) ServerKeyExchange message.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
openssl	15.10 wily	Fixed 1.0.2d-0ubuntu1.2
	15.04 vivid	Not affected
	14.04 LTS trusty	Not affected
	12.04 LTS precise	Not affected
openssl098	15.10 wily	Not in release
	15.04 vivid	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not affected

Notes

mdeslaur

1.0.2 only

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
openssl	Upstream: https://git.openssl.org/?p=openssl.git;a=commit;h=ada57746b6b80beae73111fe1291bf8dd89af91c Upstream: https://git.openssl.org/?p=openssl.git;a=commit;h=512368c9ed4d53fb230000e83071eb81bf628b22

References

Related Ubuntu Security Notices (USN)

USN-2830-1
OpenSSL vulnerabilities
7 December 2015