CVE-2019-20503
usrsctp: Out of bounds reads in sctp_load_addresses_from_init()
Severity
ModerateRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · March 10, 2020
Updated · June 28, 2026
Description
The Mozilla Foundation Security Advisory describes this flaw as:
The inputs to sctp_load_addresses_from_init are verified by sctp_arethere_unrecognized_parameters; however, the two functions handled parameter bounds differently, resulting in out of bounds reads when parameters are partially outside a chunk.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 6.1CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE-125 · Out-of-bounds Read