CVE-2020-8945

Description

The proglottis Go wrapper before 0.1.1 for the GPGME library has a use-after-free, as demonstrated by use for container image pulls by Docker or CRI-O. This leads to a crash or potential code execution during GPG signature verification.

References

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WXV7NZELYWRRCXATXU3FYD3G3WJT3WYM/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KDBT77KV3U7BESJX3P4S4MPVDGRTAQA2/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H6P6SSNKN4H6GSEVROHBDXA64PX7EOED/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3SOCLOPTSYABTE4CLTSPDIFE6ZZZR4LX/

https://github.com/proglottis/gpgme/pull/23

https://github.com/proglottis/gpgme/compare/v0.1.0...v0.1.1

https://github.com/containers/image/commit/4c7a23f82ef09127b0ff28366d1cf31316dd6cc1

https://bugzilla.redhat.com/show_bug.cgi?id=1795838

https://access.redhat.com/errata/RHSA-2020:0697

https://access.redhat.com/errata/RHSA-2020:0689

https://access.redhat.com/errata/RHSA-2020:0679

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3