# CVE-2020-36318: cargo: Rust is a systems programming language that runs blazingly fast, prevents segfaults, and guarantees thread safety. T... CVE-2020-36318 is fixed in 14 products on 1 platform, first by RHSA-2021:1935, released May 18, 2021. It is not reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/cve/CVE-2020-36318 - Priority: High - CVSS: 9.8 (Low) - EPSS: 0.0168 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: May 18, 2021 ## Description Rust is a systems programming language that runs blazingly fast, prevents segfaults, and guarantees thread safety. The following packages have been upgraded to a later upstream version: rust (1.49.0). (BZ#1896712) 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.4 Release Notes linked from the References section. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | cargo RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | cargo ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | | Linux | cargo-doc RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | cargo-doc ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | | Linux | clippy RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | clippy ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | | Linux | rls RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | rls ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | | Linux | rust RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | rust ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | | Linux | rust-analysis RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | rust-analysis ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | | Linux | rust-debugger-common RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | rust-debugger-common ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | | Linux | rust-doc RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | rust-doc ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | | Linux | rust-gdb RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | rust-gdb ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | | Linux | rust-lldb RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | rust-lldb ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | | Linux | rust-src RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | rust-src ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | | Linux | rust-std-static RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | rust-std-static ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | | Linux | rust-toolset RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | rust-toolset ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | | Linux | rustfmt RHEL 8 | 0:1.49.0-1.module+el8.4.0+9446+1a463e08 | [RHSA-2021:1935](https://patchblox.com/security/data/fix/linux/rhsa-2021-1935.md) | May 18, 2021 | | Linux | rustfmt ol 8 | 0:1.49.0-1.module+el8.4.0+20083+9f8f961d | [ELSA-2021-1935](https://patchblox.com/security/data/fix/linux/elsa-2021-1935.md) | May 25, 2021 | --- Data as of 2026-11-08T19:12:23Z UTC. 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