Exploit/Advisories

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Ubuntu Security Notice USN-4523-1
September 21, 2020

libofx vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 LTS

Summary:

LibOFX could be made to crash.

Software Description:
- libofx: client-side implementation of Open Financial Exchange
specification

Details:

It was discovered that LibOFX did not properly check for errors in
certain situations, leading to a NULL pointer dereference. A remote
attacker could use this issue to cause a denial of service attack.
(CVE-2019-9656)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 16.04 LTS:
libofx-dev 1:0.9.10-1+deb8u2build0.16.04.1
libofx6 1:0.9.10-1+deb8u2build0.16.04.1
ofx 1:0.9.10-1+deb8u2build0.16.04.1

In general, a standard system update will make all the necessary changes.

References:
https://usn.ubuntu.com/4523-1
CVE-2019-9656

Package Information:

https://launchpad.net/ubuntu/+source/libofx/1:0.9.10-1+deb8u2build0.16.04.1

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