Bug 1800734
| Summary: | CVE-2020-8597 ppp: Buffer overflow in the eap_request and eap_response functions in eap.c [fedora-all] | ||
|---|---|---|---|
| Product: | [Fedora] Fedora | Reporter: | Pedro Sampaio <psampaio> |
| Component: | ppp | Assignee: | Jaroslav Škarvada <jskarvad> |
| Status: | CLOSED ERRATA | QA Contact: | Fedora Extras Quality Assurance <extras-qa> |
| Severity: | high | Docs Contact: | |
| Priority: | high | ||
| Version: | 31 | CC: | jaskalnik, jayjayjazz, jskarvad, jsynacek, msekleta, thozza |
| Target Milestone: | --- | Keywords: | Security, SecurityTracking |
| Target Release: | --- | ||
| Hardware: | Unspecified | ||
| OS: | Unspecified | ||
| Whiteboard: | |||
| Fixed In Version: | ppp-2.4.7-34.fc30 ppp-2.4.7-34.fc31 | Doc Type: | No Doc Update |
| Doc Text: | Story Points: | --- | |
| Clone Of: | Environment: | ||
| Last Closed: | 2020-03-08 00:08:20 UTC | Type: | --- |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
| Bug Depends On: | |||
| Bug Blocks: | 1800727 | ||
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Description
Pedro Sampaio
2020-02-07 20:08:04 UTC
Use the following template to for the 'fedpkg update' request to submit an update for this issue as it contains the top-level parent bug(s) as well as this tracking bug. This will ensure that all associated bugs get updated when new packages are pushed to stable. ===== # bugfix, security, enhancement, newpackage (required) type=security # low, medium, high, urgent (required) severity=medium # testing, stable request=testing # Bug numbers: 1234,9876 bugs=1800727,1800734 # Description of your update notes=Security fix for [PUT CVEs HERE] # Enable request automation based on the stable/unstable karma thresholds autokarma=True stable_karma=3 unstable_karma=-3 # Automatically close bugs when this marked as stable close_bugs=True # Suggest that users restart after update suggest_reboot=False ====== Additionally, you may opt to use the bodhi web interface to submit updates: https://bodhi.fedoraproject.org/updates/new More information can be found in this commit: https://github.com/paulusmack/ppp/commit/8d7970b8f3db727fe798b65f3377fe6787575426 pppd: Fix bounds check in EAP code Given that we have just checked vallen < len, it can never be the case that vallen >= len + sizeof(rhostname). This fixes the check so we actually avoid overflowing the rhostname array. FEDORA-2020-4304397fe0 has been submitted as an update to Fedora 31. https://bodhi.fedoraproject.org/updates/FEDORA-2020-4304397fe0 FEDORA-2020-571091c70b has been submitted as an update to Fedora 30. https://bodhi.fedoraproject.org/updates/FEDORA-2020-571091c70b ppp-2.4.7-34.fc31 has been pushed to the Fedora 31 testing repository. If problems still persist, please make note of it in this bug report. See https://fedoraproject.org/wiki/QA:Updates_Testing for instructions on how to install test updates. You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2020-4304397fe0 ppp-2.4.7-34.fc30 has been pushed to the Fedora 30 testing repository. If problems still persist, please make note of it in this bug report. See https://fedoraproject.org/wiki/QA:Updates_Testing for instructions on how to install test updates. You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2020-571091c70b ppp-2.4.7-34.fc30 has been pushed to the Fedora 30 stable repository. If problems still persist, please make note of it in this bug report. ppp-2.4.7-34.fc31 has been pushed to the Fedora 31 stable repository. If problems still persist, please make note of it in this bug report. |