Bug 547255 (CVE-2009-4308)
| Summary: | CVE-2009-4308 kernel: ext4: Avoid null pointer dereference when decoding EROFS w/o a journal | ||
|---|---|---|---|
| Product: | [Other] Security Response | Reporter: | Eugene Teo (Security Response) <eteo> |
| Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
| Status: | CLOSED ERRATA | QA Contact: | |
| Severity: | medium | Docs Contact: | |
| Priority: | medium | ||
| Version: | unspecified | CC: | arozansk, atangrin, dhoward, esandeen, jrusnack, kmcmartin, lwang, rkhan, tcallawa |
| Target Milestone: | --- | Keywords: | Security |
| Target Release: | --- | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | Doc Type: | Bug Fix | |
| Doc Text: | Story Points: | --- | |
| Clone Of: | Environment: | ||
| Last Closed: | 2015-07-10 16:20:31 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: | 547256, 547257 | ||
| Bug Blocks: | |||
Patch present on the current RHEL6 git tree This issue has been addressed in following products: Red Hat Enterprise Linux 5 Via RHSA-2010:0147 https://rhn.redhat.com/errata/RHSA-2010-0147.html |
Description of problem: ext4: Avoid null pointer dereference when decoding EROFS w/o a journal We need to check to make sure a journal is present before checking the journal flags in ext4_decode_error(). Upstream commit: http://git.kernel.org/linus/78f1ddbb498283c2445c11b0dfa666424c301803 Reference: http://secunia.com/advisories/37658