Bug 1177881 (CVE-2020-6104) - VUL-0: CVE-2020-6104,CVE-2020-6105,CVE-2020-6106,CVE-2020-6107,CVE-2020-6108: f2fs-tools: specially crafted f2fs filesystems can cause code execution
Summary: VUL-0: CVE-2020-6104,CVE-2020-6105,CVE-2020-6106,CVE-2020-6107,CVE-2020-6108:...
Status: RESOLVED FIXED
Alias: CVE-2020-6104
Product: openSUSE Distribution
Classification: openSUSE
Component: Security (show other bugs)
Version: Leap 15.1
Hardware: Other Other
: P3 - Medium : Major (vote)
Target Milestone: ---
Assignee: Security Team bot
QA Contact: Security Team bot
URL: https://smash.suse.de/issue/269189/
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2020-10-19 12:01 UTC by Wolfgang Frisch
Modified: 2024-07-04 12:28 UTC (History)
0 users

See Also:
Found By: Security Response Team
Services Priority:
Business Priority:
Blocker: ---
Marketing QA Status: ---
IT Deployment: ---


Attachments

Note You need to log in before you can comment on or make changes to this bug.
Description Wolfgang Frisch 2020-10-19 12:01:26 UTC
CVE-2020-6104

An exploitable information disclosure vulnerability exists in the get_dnode_of_data functionality of F2fs-Tools f2fs.fsck 1.13. A specially crafted f2fs filesystem can cause information disclosure resulting in a information disclosure. An attacker can provide a malicious file to trigger this vulnerability.

References:
https://bugzilla.redhat.com/show_bug.cgi?id=1888770
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-6104
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-6104.html
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6104
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1046


CVE-2020-6105

An exploitable code execution vulnerability exists in the multiple devices functionality of F2fs-Tools F2fs.Fsck 1.13. A specially crafted f2fs filesystem can cause Information overwrite resulting in a code execution. An attacker can provide a malicious file to trigger this vulnerability.

References:
https://bugzilla.redhat.com/show_bug.cgi?id=1888773
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-6105
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-6105.html
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6105
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1047


CVE-2020-6106

An exploitable information disclosure vulnerability exists in the init_node_manager functionality of F2fs-Tools F2fs.Fsck 1.12 and 1.13. A specially crafted filesystem can be used to disclose information. An attacker can provide a malicious file to trigger this vulnerability.

References:
https://bugzilla.redhat.com/show_bug.cgi?id=1888776
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-6106
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-6106.html
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6106
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1048


CVE-2020-6107

An exploitable information disclosure vulnerability exists in the dev_read functionality of F2fs-Tools F2fs.Fsck 1.13. A specially crafted f2fs filesystem can cause an uninitialized read resulting in an information disclosure. An attacker can provide a malicious file to trigger this vulnerability.

References:
https://bugzilla.redhat.com/show_bug.cgi?id=1888780
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-6107
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-6107.html
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6107
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1049


CVE-2020-6108

An exploitable code execution vulnerability exists in the fsck_chk_orphan_node functionality of F2fs-Tools F2fs.Fsck 1.13. A specially crafted f2fs filesystem can cause a heap buffer overflow resulting in a code execution. An attacker can provide a malicious file to trigger this vulnerability.

References:
https://bugzilla.redhat.com/show_bug.cgi?id=1888783
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-6108
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-6108.html
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6108
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1050
Comment 1 OBSbugzilla Bot 2021-04-26 16:10:03 UTC
This is an autogenerated message for OBS integration:
This bug (1177881) was mentioned in
https://build.opensuse.org/request/show/888529 15.2 / f2fs-tools
https://build.opensuse.org/request/show/888530 Backports:SLE-15-SP3 / f2fs-tools
Comment 2 Jan Engelhardt 2021-04-29 10:25:05 UTC
Submissions posted.
Comment 3 Wolfgang Frisch 2024-07-04 12:28:29 UTC
(In reply to Jan Engelhardt from comment #2)
> Submissions posted.

Thanks.

Fixed in all openSUSE codestreams.