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CVE-2015-8985

Publication date 20 March 2017

Last updated 24 July 2024

Ubuntu priority

Negligible

Why this priority?

Cvss 3 Severity Score

5.9 · Medium

Score breakdown

The pop_fail_stack function in the GNU C Library (aka glibc or libc6) allows context-dependent attackers to cause a denial of service (assertion failure and application crash) via vectors related to extended regular expression processing.

Read the notes from the security team

Status

Package Ubuntu Release Status
eglibc 24.04 LTS noble Not in release
23.10 mantic Not in release
23.04 lunar Not in release
22.10 kinetic Not in release
22.04 LTS jammy Not in release
21.10 impish Not in release
21.04 hirsute Not in release
20.10 groovy Not in release
20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.10 cosmic Not in release
18.04 LTS bionic Not in release
17.10 artful Not in release
17.04 zesty Not in release
16.10 yakkety Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty
Needs evaluation
12.04 LTS precise Ignored
glibc 24.04 LTS noble
Not affected
23.10 mantic
Not affected
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
Not affected
18.04 LTS bionic
Vulnerable
17.10 artful Ignored
17.04 zesty Ignored
16.10 yakkety Ignored
16.04 LTS xenial Ignored
14.04 LTS trusty Not in release
12.04 LTS precise Not in release

Notes

sbeattie

PoC testcase in upstream bug report fix commit possibly introduced regression addressed by bc680b336971305cb39896b30d72dc7101b62242

Patch details

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

Package Patch details
glibc

Severity score breakdown

Parameter Value
Base score 5.9 · Medium
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H