medium5.5
CVE-2021-31315
Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by a Stack Based Overflow in the blit function of their custom fork of …
Impact
Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by a Stack Based Overflow in the blit function of their custom fork of the rlottie library. A remote attacker might be able to access Telegram's stack memory out-of-bounds on a victim device via a malicious animated sticker.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Telegram | Telegram | before 7.1.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://www.shielder.it/advisories/telegram-rlottie-blit-stack-buffer-overflow/
- https://www.shielder.it/blog/2021/02/hunting-for-bugs-in-telegrams-animated-stickers-remote-attack-surface/
- https://www.shielder.it/advisories/telegram-rlottie-blit-stack-buffer-overflow/
- https://www.shielder.it/blog/2021/02/hunting-for-bugs-in-telegrams-animated-stickers-remote-attack-surface/