Bug#903828: accountsservice: CVE-2018-14036: insufficient path check in user_change_icon_file_authorized_cb() in user.c

Salvatore Bonaccorso carnil at debian.org
Sun Jul 15 13:55:15 BST 2018

Source: accountsservice
Version: 0.6.43-1
Severity: important
Tags: patch security upstream
Forwarded: https://bugs.freedesktop.org/show_bug.cgi?id=107085
Control: found -1  0.6.45-1


The following vulnerability was published for accountsservice.

| Directory Traversal with ../ sequences occurs in AccountsService before
| 0.6.50 because of an insufficient path check in
| user_change_icon_file_authorized_cb() in user.c.

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2018-14036
[1] https://bugs.freedesktop.org/show_bug.cgi?id=107085
[2] http://www.openwall.com/lists/oss-security/2018/07/02/2
[3] https://cgit.freedesktop.org/accountsservice/commit/?id=f9abd359f71a5bce421b9ae23432f539a067847a

Please adjust the affected versions in the BTS as needed.


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