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Ubuntu Security Notice USN-5763-1 ≈ Mobile Hacker For Hire

Table of Contents

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Ubuntu Security Notice USN-5763-1
December 07, 2022

numpy vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 22.10
– Ubuntu 22.04 LTS
– Ubuntu 20.04 LTS

Summary:

Several security issues were fixed in NumPy.

Software Description:
– numpy: scientific computing package with Python

Details:

It was discovered that NumPy did not properly manage memory when specifying
arrays of large dimensions. If a user were tricked into running malicious
Python file, an attacker could cause a denial of service. This issue only
affected Ubuntu 20.04 LTS. (CVE-2021-33430)

It was discovered that NumPy did not properly perform string comparison
operations under certain circumstances. An attacker could possibly use
this issue to cause NumPy to crash, resulting in a denial of service.
(CVE-2021-34141)

It was discovered that NumPy did not properly manage memory under certain
circumstances. An attacker could possibly use this issue to cause NumPy to
crash, resulting in a denial of service. (CVE-2021-41495, CVE-2021-41496)

Update instructions:

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

Ubuntu 22.10:
python3-numpy 1:1.21.5-1ubuntu22.10.1

Ubuntu 22.04 LTS:
python3-numpy 1:1.21.5-1ubuntu22.04.1

Ubuntu 20.04 LTS:
python3-numpy 1:1.17.4-5ubuntu3.1

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

References:
https://ubuntu.com/security/notices/USN-5763-1
CVE-2021-33430, CVE-2021-34141, CVE-2021-41495, CVE-2021-41496

Package Information:
https://launchpad.net/ubuntu/+source/numpy/1:1.21.5-1ubuntu22.10.1
https://launchpad.net/ubuntu/+source/numpy/1:1.21.5-1ubuntu22.04.1
https://launchpad.net/ubuntu/+source/numpy/1:1.17.4-5ubuntu3.1

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