diff options
| author | Philip Paeps <philip@FreeBSD.org> | 2021-04-07 11:20:52 +0000 |
|---|---|---|
| committer | Philip Paeps <philip@FreeBSD.org> | 2021-04-07 11:24:15 +0000 |
| commit | 86fc557be0a913534306ca1451e9862b65a3f7dc (patch) | |
| tree | a9d67da319be3fbc6a92a54ab74877aefa6218fb | |
| parent | ea0a0473cb840eba059195fb2b36d912f60ec060 (diff) | |
security/vuxml: add FreeBSD SA-21:10.jail_mount
| -rw-r--r-- | security/vuxml/vuln.xml | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/security/vuxml/vuln.xml b/security/vuxml/vuln.xml index ed7a6e697896..6587e1795852 100644 --- a/security/vuxml/vuln.xml +++ b/security/vuxml/vuln.xml @@ -76,6 +76,38 @@ Notes: * Do not forget port variants (linux-f10-libxml2, libxml2, etc.) --> <vuxml xmlns="http://www.vuxml.org/apps/vuxml-1"> + <vuln vid="a7b97d26-9792-11eb-b87a-901b0ef719ab"> + <topic>FreeBSD -- jail escape possible by mounting over jail root</topic> + <affects> + <package> + <name>FreeBSD-kernel</name> + <range><ge>12.2</ge><lt>12.2_6</lt></range> + <range><ge>11.4</ge><lt>11.4_9</lt></range> + </package> + </affects> + <description> + <body xmlns="http://www.w3.org/1999/xhtml"> + <h1>Problem Description:</h1> + <p>Due to a race condition between lookup of ".." and remounting a filesystem, + a process running inside a jail might access filesystem hierarchy outside + of jail.</p> + <h1>Impact:</h1> + <p>A process with superuser privileges running inside a jail configured + with the allow.mount permission (not enabled by default) could change the root + directory outside of the jail, and thus gain full read and write access + to all files and directories in the system.</p> + </body> + </description> + <references> + <cvename>CVE-2020-25584</cvename> + <freebsdsa>SA-21:10.jail_mount</freebsdsa> + </references> + <dates> + <discovery>2021-04-06</discovery> + <entry>2021-04-07</entry> + </dates> + </vuln> + <vuln vid="f8e1e2a6-9791-11eb-b87a-901b0ef719ab"> <topic>FreeBSD -- double free in accept_filter(9) socket configuration interface</topic> <affects> |