{"id":"CVE-2021-31322","state":"PUBLISHED","title":"Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by a Heap Buffer Overflow in the LOTGradient::populate function of their custom fork of the ","description":"Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by a Heap Buffer Overflow in the LOTGradient::populate function of their custom fork of the rlottie library. A remote attacker might be able to access heap memory out-of-bounds on a victim device via a malicious animated sticker.","publishedAt":"2021-05-18T19:43:37.000Z","updatedAt":"2024-08-03T22:55:53.581Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://www.shielder.it/blog/2021/02/hunting-for-bugs-in-telegrams-animated-stickers-remote-attack-surface/","https://www.shielder.it/advisories/telegram-rlottie-lotgradient-populate-heap-buffer-overflow/"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:30.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/31xxx/CVE-2021-31322.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-31322","state":"PUBLISHED","datePublished":"2021-05-18T19:43:37.000Z","dateUpdated":"2024-08-03T22:55:53.581Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2021-04-15T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by a Heap Buffer Overflow in the LOTGradient::populate function of their custom fork of the rlottie library. A remote attacker might be able to access heap memory out-of-bounds on a victim device via a malicious animated sticker."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://www.shielder.it/blog/2021/02/hunting-for-bugs-in-telegrams-animated-stickers-remote-attack-surface/","tags":["x_refsource_MISC"]},{"url":"https://www.shielder.it/advisories/telegram-rlottie-lotgradient-populate-heap-buffer-overflow/","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mitre","dateUpdated":"2021-05-18T19:43:37.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca"},"datePublic":"2021-02-16T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-31322","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by a Heap Buffer Overflow in the LOTGradient::populate function of their custom fork of the rlottie library. A remote attacker might be able to access heap memory out-of-bounds on a victim device via a malicious animated sticker."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://www.shielder.it/blog/2021/02/hunting-for-bugs-in-telegrams-animated-stickers-remote-attack-surface/","refsource":"MISC","url":"https://www.shielder.it/blog/2021/02/hunting-for-bugs-in-telegrams-animated-stickers-remote-attack-surface/"},{"name":"https://www.shielder.it/advisories/telegram-rlottie-lotgradient-populate-heap-buffer-overflow/","refsource":"MISC","url":"https://www.shielder.it/advisories/telegram-rlottie-lotgradient-populate-heap-buffer-overflow/"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.shielder.it/blog/2021/02/hunting-for-bugs-in-telegrams-animated-stickers-remote-attack-surface/","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.shielder.it/advisories/telegram-rlottie-lotgradient-populate-heap-buffer-overflow/","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T22:55:53.581Z"}}]}}}