Amazon Linux 1 Security Advisory: ALAS-2022-1558
Advisory Release Date: 2022-01-18 20:13 Pacific
Advisory Updated Date: 2023-02-17 00:02 Pacific
FAQs regarding Amazon Linux ALAS/CVE Severity
A flaw was found in BusyBox, where it did not properly sanitize while processing a crafted shell command, leading to a denial of service. The highest threat from this vulnerability is to system availability. (CVE-2021-42376)
A flaw was found in BusyBox, where it did not properly sanitize while processing a crafted awk pattern, leading to possible code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. (CVE-2021-42378)
A flaw was found in BusyBox, where it did not properly sanitize while processing a crafted awk pattern in the next_input_file function, leading to possible code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. (CVE-2021-42379)
A flaw was found in BusyBox, where it did not properly sanitize while processing a crafted awk pattern in the handle_special function, leading to possible code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. (CVE-2021-42384)
A flaw was found in BusyBox, where it did not properly sanitize while processing a crafted awk pattern in the evaluate function, leading to possible code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. (CVE-2021-42385)
A flaw was found in BusyBox, where it did not properly sanitize while processing a crafted awk pattern in the nvalloc function, leading to possible code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. (CVE-2021-42386)
Affected Packages:
busybox
Issue Correction:
Run yum update busybox to update your system.
i686:
busybox-1.34.1-1.13.amzn1.i686
busybox-petitboot-1.34.1-1.13.amzn1.i686
busybox-debuginfo-1.34.1-1.13.amzn1.i686
src:
busybox-1.34.1-1.13.amzn1.src
x86_64:
busybox-1.34.1-1.13.amzn1.x86_64
busybox-debuginfo-1.34.1-1.13.amzn1.x86_64
busybox-petitboot-1.34.1-1.13.amzn1.x86_64