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Published on June 8th, 2024 📆 | 3074 Views ⚑

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Ubuntu Security Notice USN-6807-1 – Torchsec


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Ubuntu Security Notice USN-6807-1
June 05, 2024

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

- Ubuntu 20.04 LTS

Summary:

FRR could be made to crash or run programs if it received
specially crafted network traffic.

Software Description:
- frr: FRRouting suite of internet protocols

Details:





It was discovered that FRR incorrectly handled certain network traffic.
A remote attacker could possibly use this issue to cause FRR to crash,
resulting in a denial of service. (CVE-2022-26126, CVE-2022-26127,
CVE-2022-26128, CVE-2022-26129, CVE-2022-37032, CVE-2022-37035,
CVE-2023-31490, CVE-2023-38406, CVE-2023-38407, CVE-2023-46752,
CVE-2023-46753, CVE-2023-47234, CVE-2023-47235, CVE-2024-31948)

Ben Cartwright-Cox discovered that FRR incorrectly handled certain
network traffic. A remote attacker could possibly use this issue to cause
FRR to crash, resulting in a denial of service. (CVE-2023-38802)

Update instructions:

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

Ubuntu 20.04 LTS
frr 7.2.1-1ubuntu0.2+esm2
Available with Ubuntu Pro

After a standard system update you need to restart FRR to make
all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-6807-1
CVE-2022-26126, CVE-2022-26127, CVE-2022-26128, CVE-2022-26129,
CVE-2022-37032, CVE-2022-37035, CVE-2023-31490, CVE-2023-38406,
CVE-2023-38407, CVE-2023-38802, CVE-2023-46752, CVE-2023-46753,
CVE-2023-47234, CVE-2023-47235, CVE-2024-31948

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