CVE-2019-7665

Publication date 9 February 2019

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

In elfutils 0.175, a heap-based buffer over-read was discovered in the function elf32_xlatetom in elf32_xlatetom.c in libelf. A crafted ELF input can cause a segmentation fault leading to denial of service (program crash) because ebl_core_note does not reject malformed core file notes.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
elfutils	23.04 lunar	Not affected
	22.10 kinetic	Not affected
	22.04 LTS jammy	Not affected
	21.10 impish	Not affected
	21.04 hirsute	Not affected
	20.10 groovy	Not affected
	20.04 LTS focal	Not affected
	19.10 eoan	Not affected
	19.04 disco	Not affected
	18.10 cosmic	Fixed 0.170-0.5.0ubuntu1.1
	18.04 LTS bionic	Fixed 0.170-0.4ubuntu0.1
	16.04 LTS xenial	Fixed 0.165-3ubuntu1.2
	14.04 LTS trusty	Fixed 0.158-0ubuntu5.3+esm1 Ubuntu Pro

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Patch details

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

Package	Patch details
elfutils	Upstream: https://sourceware.org/git/?p=elfutils.git;a=commit;h=de01cc6f9446187d69b9748bb3636361c79e77a4

Severity score breakdown

Parameter	Value
Base score	5.5 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVE-2019-7665

Cvss 3 Severity Score

Status

Get expanded security coverage with Ubuntu Pro

Patch details

Severity score breakdown

References

Related Ubuntu Security Notices (USN)

Other references