High severity7.5NVD Advisory· Published Apr 10, 2018· Updated Jun 17, 2026

CVE-2018-9989

Description

ARM mbed TLS before 2.1.11, before 2.7.2, and before 2.8.0 has a buffer over-read in ssl_parse_server_psk_hint() that could cause a crash on invalid input.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Arm/MbedTLS3 versions
cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*range: <2.1.11
- cpe:2.3:a:trustedfirmware:mbed_tls:2.8.0:rc1:*:*:*:*:*:*
- (no CPE)range: <2.1.11 || <2.7.2 || <2.8.0
Debian/linux2 versions
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
osv-coords
pkg:rpm/suse/mbedtls&distro=SUSE%20Package%20Hub%2012
Range: < 1.3.19-14.1

Patches

Vulnerability mechanics

References

github.com/ARMmbed/mbedtls/commit/5224a7544c95552553e2e6be0b4a789956a6464envdPatchThird Party Advisory
github.com/ARMmbed/mbedtls/commit/740b218386083dc708ce98ccc94a63a95cd5629envdPatchThird Party Advisory
lists.debian.org/debian-lts-announce/2018/09/msg00029.htmlnvdMailing ListThird Party Advisory
lists.debian.org/debian-lts-announce/2021/11/msg00021.htmlnvdMailing ListThird Party Advisory
tls.mbed.org/tech-updates/releases/mbedtls-2.8.0-2.7.2-and-2.1.11-releasednvdRelease NotesVendor Advisory

News mentions

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cvss	0.488
epss	0.002
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000