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CVE-2023-22895

Date: January 9, 2023

The bzip2 crate before 0.4.4 for Rust allow attackers to cause a denial of service via a large file that triggers an integer overflow in mem.rs. NOTE: this is unrelated to the https://crates.io/crates/bzip2-rs product.

Language: C

Severity Score

Related Resources (15)

https://github.com/alexcrichton/bzip2-rs/commit/90c9c182cd5a5ebc75810aebd89b347a7bdf590b
https://security-tracker.debian.org/tracker/CVE-2023-22895
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SQK57GGXJX3AH7KF6S7S3N7JC5QOYUQ7/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UUK2JO25PPA6XBREKJRBLRCD22LKIOLO
https://github.com/alexcrichton/bzip2-rs/pull/86
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MI5SVRSGKBWB2JGDLDVIFY5ZQVDZP6I7
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MI5SVRSGKBWB2JGDLDVIFY5ZQVDZP6I7/
https://github.com/alexcrichton/bzip2-rs
https://nvd.nist.gov/vuln/detail/CVE-2023-22895
https://rustsec.org/advisories/RUSTSEC-2023-0004.html
https://crates.io/crates/bzip2
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UUK2JO25PPA6XBREKJRBLRCD22LKIOLO/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SQK57GGXJX3AH7KF6S7S3N7JC5QOYUQ7
https://crates.io/crates/bzip2/versions
https://www.mend.io/vulnerability-database/CVE-2023-22895

Severity Score

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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