CVE-2018-0487

NameCVE-2018-0487
DescriptionARM mbed TLS before 1.3.22, before 2.1.10, and before 2.7.0 allows remote attackers to execute arbitrary code or cause a denial of service (buffer overflow) via a crafted certificate chain that is mishandled during RSASSA-PSS signature verification within a TLS or DTLS session.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-4138-1, DSA-4147-1
Debian Bugs890288

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mbedtls (PTS)buster2.16.0-1fixed
buster (security)2.16.9-0~deb10u1fixed
bullseye2.16.9-0.1fixed
bookworm2.28.3-1fixed
trixie2.28.7-1fixed
sid2.28.7-1.1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mbedtlssourcestretch2.4.2-1+deb9u2DSA-4138-1
mbedtlssource(unstable)2.7.0-2890288
polarsslsourcewheezy(not affected)
polarsslsourcejessie1.3.9-2.1+deb8u3DSA-4147-1
polarsslsource(unstable)(unfixed)

Notes

[wheezy] - polarssl <not-affected> (according to the upstream advisory < 1.3.7 not affected)
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-01
https://github.com/ARMmbed/mbedtls/commit/28a0c727957990ac655cbe40c7eb20b7ef01167d

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