Amazon Linux 2023 Security Advisory: ALAS-2024-606
Advisory Release Date: 2024-04-25 16:40 Pacific
Advisory Updated Date: 2024-04-25 16:40 Pacific
This flaw allows a malicious HTTP server to set "super cookies" in curl that are then passed back to more origins than what is otherwise allowed or possible. This allows a site to set cookies that then would get sent to different and unrelated sites and domains.
It could do this by exploiting a mixed case flaw in curl's function that verifies a given cookie domain against the Public Suffix List (PSL). For example a cookie could be set with domain=co.UK when the URL used a lowercase hostname curl.co.uk, even though co.uk is listed as a PSL domain. (CVE-2023-46218)
Affected Packages:
curl
Issue Correction:
Run dnf update curl --releasever 2023.4.20240429 to update your system.
aarch64:
curl-minimal-debuginfo-8.5.0-1.amzn2023.0.2.aarch64
libcurl-debuginfo-8.5.0-1.amzn2023.0.2.aarch64
libcurl-8.5.0-1.amzn2023.0.2.aarch64
curl-debugsource-8.5.0-1.amzn2023.0.2.aarch64
libcurl-minimal-debuginfo-8.5.0-1.amzn2023.0.2.aarch64
curl-8.5.0-1.amzn2023.0.2.aarch64
libcurl-minimal-8.5.0-1.amzn2023.0.2.aarch64
curl-debuginfo-8.5.0-1.amzn2023.0.2.aarch64
curl-minimal-8.5.0-1.amzn2023.0.2.aarch64
libcurl-devel-8.5.0-1.amzn2023.0.2.aarch64
src:
curl-8.5.0-1.amzn2023.0.2.src
x86_64:
libcurl-debuginfo-8.5.0-1.amzn2023.0.2.x86_64
curl-minimal-debuginfo-8.5.0-1.amzn2023.0.2.x86_64
libcurl-minimal-8.5.0-1.amzn2023.0.2.x86_64
curl-debugsource-8.5.0-1.amzn2023.0.2.x86_64
curl-debuginfo-8.5.0-1.amzn2023.0.2.x86_64
libcurl-minimal-debuginfo-8.5.0-1.amzn2023.0.2.x86_64
curl-8.5.0-1.amzn2023.0.2.x86_64
curl-minimal-8.5.0-1.amzn2023.0.2.x86_64
libcurl-8.5.0-1.amzn2023.0.2.x86_64
libcurl-devel-8.5.0-1.amzn2023.0.2.x86_64