RHSA-2021:2243 - Security Advisory

Topic

New rust-toolset-1.49 packages are now available as a part of Red Hat Developer Tools for Red Hat Enterprise Linux.

Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Rust Toolset provides the Rust programming language compiler rustc, the cargo build tool and dependency manager, the cargo-vendor plugin, and required libraries.

This enhancement update adds the rust-toolset-1.49 packages to Red Hat Developer Tools. (BZ#1902240)

Security Fix(es):

• rust: use-after-free or double free in VecDeque::make_contiguous (CVE-2020-36318)
• rust: memory safety violation in String::retain() (CVE-2020-36317)

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Developer Tools (for RHEL Workstation) 1 x86_64
• Red Hat Developer Tools (for RHEL Server) 1 x86_64
• Red Hat Developer Tools (for RHEL Server for System Z) 1 s390x
• Red Hat Developer Tools (for RHEL Server for IBM Power LE) 1 ppc64le
• Red Hat Developer Tools (for RHEL Server for IBM Power) 1 ppc64

Fixes

• BZ - 1949189 - CVE-2020-36317 rust: memory safety violation in String::retain()
• BZ - 1949192 - CVE-2020-36318 rust: use-after-free or double free in VecDeque::make_contiguous

CVEs

• CVE-2020-36317
• CVE-2020-36318

References

• https://access.redhat.com/security/updates/classification/#low
• https://access.redhat.com/documentation/en-us/red_hat_developer_tools/1/html/using_rust_1.49.0_toolset/index