CVE-2019-18276

bash: The bash packages provide Bash (Bourne-again shell), which is the default shell for Red Hat Enterprise Linux. Securi...

CVE-2019-18276 is fixed in 4 products on 1 platform, first by bash 4.4.18-2ubuntu1.3, released November 27, 2019. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.8
Low
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0261
85th percentile

The bash packages provide Bash (Bourne-again shell), which is the default shell for Red Hat Enterprise Linux. Security Fix(es): * bash: when effective UID is not equal to its real UID the saved UID is not dropped (CVE-2019-18276) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.4 Release Notes linked from the References section.

Where it's fixed

ProductFixed inFixReleased
Linux
bash · RHEL 8 0:4.4.19-14.el8 RHSA-2021:1679 May 18, 2021
bash · Ubuntu 18.04.6 LTS (bionic) 4.4.18-2ubuntu1.3 bash 4.4.18-2ubuntu1.3 Nov 27, 2019
bash · Ubuntu 20.04 LTS (focal) 5.0-6ubuntu1.2 bash 5.0-6ubuntu1.2 Nov 27, 2019
bash · ol 8 0:4.4.19-14.el8 ELSA-2021-1679 May 25, 2021
bash-builtins · Ubuntu 18.04.6 LTS (bionic) 4.4.18-2ubuntu1.3 bash-builtins 4.4.18-2ubuntu1.3 Nov 27, 2019
bash-builtins · Ubuntu 20.04 LTS (focal) 5.0-6ubuntu1.2 bash-builtins 5.0-6ubuntu1.2 Nov 27, 2019
bash-doc · RHEL 8 0:4.4.19-14.el8 RHSA-2021:1679 May 18, 2021
bash-doc · ol 8 0:4.4.19-14.el8 ELSA-2021-1679 May 25, 2021
bash-static · Ubuntu 18.04.6 LTS (bionic) 4.4.18-2ubuntu1.3 bash-static 4.4.18-2ubuntu1.3 Nov 27, 2019
bash-static · Ubuntu 20.04 LTS (focal) 5.0-6ubuntu1.2 bash-static 5.0-6ubuntu1.2 Nov 27, 2019

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