CVE-2026-49885 rw_t4t - Integer Overflow

rw_t4t.cc contains an integer overflow in rw_t4t_update_file causing an out-of-bounds write, letting local attackers escalate privileges without additional execution rights, exploit requires no user interaction.

CVSS base score 7.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.07% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Integer Overflow
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
5 October 2026
Updated
15 October 2026
Weakness
CWE-190

Vendor fix

Update to the latest version containing the fix.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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