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USN-6259-1: Open-iSCSI vulnerabilities

27 July 2023

Several security issues were fixed in Open-iSCSI.

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Details

Jos Wetzels, Stanislav Dashevskyi, and Amine Amri discovered that
Open-iSCSI incorrectly handled certain checksums for IP packets.
An attacker could possibly use this issue to expose sensitive information.
(CVE-2020-13987)

Jos Wetzels, Stanislav Dashevskyi, Amine Amri discovered that
Open-iSCSI incorrectly handled certain parsing TCP MSS options.
An attacker could possibly use this issue to cause a crash or cause
unexpected behavior. (CVE-2020-13988)

Amine Amri and Stanislav Dashevskyi discovered that Open-iSCSI
incorrectly handled certain TCP data. An attacker could possibly
use this issue to expose sensitive information. (CVE-2020-17437)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04

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

References

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