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CVE-2019-15165

Publication date 30 September 2019

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.3 · Medium

Score breakdown

sf-pcapng.c in libpcap before 1.9.1 does not properly validate the PHB header length before allocating memory.

Read the notes from the security team

Status

Package Ubuntu Release Status
libpcap 19.10 eoan
Not affected
19.04 disco
Fixed 1.8.1-6ubuntu1.19.04.1
18.04 LTS bionic
Fixed 1.8.1-6ubuntu1.18.04.1
16.04 LTS xenial
Fixed 1.7.4-2ubuntu0.1
14.04 LTS trusty

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Notes

sbeattie

this is likely actually fixed by 617b12c0339db4891d117b661982126c495439ea see github issue about CVE ID confusion but whatever, can't get a straight answer out of upstream, so will use this CVE ID for the issue that touches sf-pcapng.c

Patch details

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

Package Patch details
libpcap

Severity score breakdown

Parameter Value
Base score 5.3 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact Low
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References

Related Ubuntu Security Notices (USN)

    • USN-4221-2
    • libpcap vulnerability
    • 15 January 2020
    • USN-4221-1
    • libpcap vulnerability
    • 11 December 2019

Other references