CVE-2014-4975

Publication date 17 July 2014

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Description

Off-by-one error in the encodes function in pack.c in Ruby 1.9.3 and earlier, and 2.x through 2.1.2, when using certain format string specifiers, allows context-dependent attackers to cause a denial of service (segmentation fault) via vectors that trigger a stack-based buffer overflow.

Read the notes from the security team

Status

Package Ubuntu Release Status
ruby1.8 15.10 wily Not in release
15.04 vivid Not in release
14.10 utopic Not in release
14.04 LTS trusty Not in release
12.04 LTS precise
Not affected
10.04 LTS lucid Ignored end of life
ruby1.9 15.10 wily Not in release
15.04 vivid Not in release
14.10 utopic Not in release
14.04 LTS trusty Not in release
12.04 LTS precise Not in release
10.04 LTS lucid Ignored end of life
ruby1.9.1 15.10 wily Not in release
15.04 vivid Ignored end of life
14.10 utopic Ignored end of life
14.04 LTS trusty
Fixed 1.9.3.484-2ubuntu1.1
12.04 LTS precise
Fixed 1.9.3.0-1ubuntu2.9
10.04 LTS lucid Ignored end of life
ruby2.0 15.10 wily Not in release
15.04 vivid Not in release
14.10 utopic
Fixed 2.0.0.484+really457-3ubuntu1.1
14.04 LTS trusty
Fixed 2.0.0.484-1ubuntu2.1
12.04 LTS precise Not in release
10.04 LTS lucid Not in release
ruby2.1 15.10 wily
Fixed 2.1.2-2ubuntu2
15.04 vivid
Fixed 2.1.2-2ubuntu2
14.10 utopic
Fixed 2.1.2-2ubuntu1.1
14.04 LTS trusty Not in release
12.04 LTS precise Not in release
10.04 LTS lucid Not in release

Notes

mdeslaur

not likely to be exposed, and stack protector limits to DoS

Patch details

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

Package Patch details
ruby2.1

References

Related Ubuntu Security Notices (USN)

Other references