Out-of-bounds Write Affecting rlottie package, versions <0~git20200305.a717479+dfsg-1ubuntu0.1~esm1


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
1.22% (65th percentile)

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  • Snyk IDSNYK-UBUNTU2004-RLOTTIE-1297626
  • published21 Jan 2025
  • disclosed18 May 2021

Introduced: 18 May 2021

CVE-2021-31320  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Ubuntu:20.04 rlottie to version 0git20200305.a717479+dfsg-1ubuntu0.1esm1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rlottie package and not the rlottie package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by a Heap Buffer Overflow in the VGradientCache::generateGradientColorTable function of their custom fork of the rlottie library. A remote attacker might be able to overwrite heap memory out-of-bounds on a victim device via a malicious animated sticker.

CVSS Base Scores

version 3.1