cbcvebase.
CVE-2026-21091
published 2026-09-09

CVE-2026-21091: Out-of-bounds write in libcodec2secevrcdec.so prior to SMR Sep-2026 Release 1 allows local attackers to write out-of-bounds memory.

PriorityP342high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.10%
1.0th percentile
Out-of-bounds write in libcodec2secevrcdec.so prior to SMR Sep-2026 Release 1 allows local attackers to write out-of-bounds memory.

Affected

95 ranges· showing 25
VendorProductVersion rangeFixed in
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv4.04.8MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.