CVE-2026-21122 Out-of-bounds write in libsamsungtts.so prior to SMR Oct-2026 Release 1 allows local attackers to execute arbitrary code

Description

Out-of-bounds write in libsamsungtts.so prior to SMR Oct-2026 Release 1 allows local attackers to execute arbitrary code.

Affected products and versions

Product	Affected versions	Fixed in
Samsung Mobile Devices	Versions not published

Other CVEs of Samsung Mobile Devices

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CVE-2026-21126 Improper input validation in getting cover image in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1… 6.9 Medium CVE-2026-21125 Improper input validation in parsing sheifd in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1… 8.6 High CVE-2026-21124 Improper input validation in getting cover image in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1… 8.6 High CVE-2026-21123 Improper privilege management in Locksettings prior to SMR Oct-2026 Release 1 allows local privileged attackers with… 6.7 Medium