CVE-2021-45703 — CRITICAL (9.8)

Q: What is CVE-2021-45703?

CVE-2021-45703 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in the tectonic_xdv crate before 0.1.12 for Rust. XdvParser:: ::process may read from uninitialized memory locations.

Vulnerability Description

An issue was discovered in the tectonic_xdv crate before 0.1.12 for Rust. XdvParser::<T>::process may read from uninitialized memory locations.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Tectonic Xdv Project	Tectonic Xdv	< 0.1.12

Related Weaknesses (CWE)

CWE-908

References

https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/tectonic_xdv/RThird Party Advisory
https://rustsec.org/advisories/RUSTSEC-2021-0112.htmlThird Party Advisory
https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/tectonic_xdv/RThird Party Advisory
https://rustsec.org/advisories/RUSTSEC-2021-0112.htmlThird Party Advisory

FAQ

What is CVE-2021-45703?

CVE-2021-45703 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in the tectonic_xdv crate before 0.1.12 for Rust. XdvParser::<T>::process may read from uninitialized memory locations.

How severe is CVE-2021-45703?

CVE-2021-45703 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-45703?

Check the references section above for vendor advisories and patch information. Affected products include: Tectonic Xdv Project Tectonic Xdv.