# CVE-2023-28445: Deno improperly handles resizable ArrayBuffer

Source: https://junglewise.ai/threats/cve-2023-28445-deno-improperly-handles-resizable-arraybuffer  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2023-03-23  
License: CC BY 4.0 with a link back

CVE-2023-28445 · Severity: low · CVSS 3.1 · Published 2023-03-23

Deno improperly handles resizable ArrayBuffer

Technologies: [deno (crates.io)](https://junglewise.ai/threats/technologies/deno), [deno_runtime (crates.io)](https://junglewise.ai/threats/technologies/deno-runtime). Vendors: [crates.io](https://junglewise.ai/threats/vendors/crates-io).

## Quick answers

**Is CVE-2023-28445 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2023-28445 being exploited in the wild.

**How severe is CVE-2023-28445?** Low severity, with a CVSS score of 3.1, published 23 March 2023.

**Which products and versions are affected?** deno (crates.io) SEMVER:introduced=1.32.0,fixed=1.32.1; deno_runtime (crates.io) SEMVER:introduced=0.102.0,fixed=0.103.0; serde_v8 (crates.io) SEMVER:introduced=0.87.0,fixed=0.88.0.

**Is there a fix for CVE-2023-28445?** Yes. deno (crates.io): upgrade to 1.32.1 or later; deno_runtime (crates.io): upgrade to 0.103.0 or later; serde_v8 (crates.io): upgrade to 0.88.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2023-28445?** Check whether you run deno (crates.io), deno_runtime (crates.io) or serde_v8 (crates.io) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- deno (crates.io): upgrade to 1.32.1 or later

  ```sh
  cargo update -p deno
  ```

- deno_runtime (crates.io): upgrade to 0.103.0 or later

  ```sh
  cargo update -p deno_runtime
  ```

- serde_v8 (crates.io): upgrade to 0.88.0 or later

  ```sh
  cargo update -p serde_v8
  ```


## Affected products

- deno (crates.io) SEMVER:introduced=1.32.0,fixed=1.32.1
- deno_runtime (crates.io) SEMVER:introduced=0.102.0,fixed=0.103.0
- serde_v8 (crates.io) SEMVER:introduced=0.87.0,fixed=0.88.0

## Identifiers

- CVE-2023-28445
- GHSA-c25x-cm9x-qqgx

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