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| author | Philip Paeps <philip@FreeBSD.org> | 2021-02-25 02:33:12 +0000 |
|---|---|---|
| committer | Philip Paeps <philip@FreeBSD.org> | 2021-02-25 02:33:12 +0000 |
| commit | 01de2ac1d4866cdb006a5d4595cc340910acdf17 (patch) | |
| tree | 6032111189509aa95b1a392f1959e85f2a430c45 /security/vuxml | |
| parent | ffb42c2e2a53b6811950b2991d9f4f28d4a0faee (diff) | |
| download | ports-01de2ac1d4866cdb006a5d4595cc340910acdf17.tar.gz ports-01de2ac1d4866cdb006a5d4595cc340910acdf17.zip | |
security/vuxml: add FreeBSD SA-21:04.jail_remove
Notes
Notes:
svn path=/head/; revision=566520
Diffstat (limited to 'security/vuxml')
| -rw-r--r-- | security/vuxml/vuln.xml | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/security/vuxml/vuln.xml b/security/vuxml/vuln.xml index 3addd6fcb1d5..1546abe646c2 100644 --- a/security/vuxml/vuln.xml +++ b/security/vuxml/vuln.xml @@ -78,6 +78,40 @@ Notes: * Do not forget port variants (linux-f10-libxml2, libxml2, etc.) --> <vuxml xmlns="http://www.vuxml.org/apps/vuxml-1"> + <vuln vid="31ad2f10-7711-11eb-b87a-901b0ef719ab"> + <topic>FreeBSD -- jail_remove(2) fails to kill all jailed processes</topic> + <affects> + <package> + <name>FreeBSD-kernel</name> + <range><ge>12.2</ge><lt>12.2_4</lt></range> + <range><ge>11.4</ge><lt>11.4_8</lt></range> + </package> + </affects> + <description> + <body xmlns="http://www.w3.org/1999/xhtml"> + <h1>Problem Description:</h1> + <p>Due to a race condition in the jail_remove(2) implementation, it + may fail to kill some of the processes.</p> + <h1>Impact:</h1> + <p>A process running inside a jail can avoid being killed during jail + termination. If a jail is subsequently started with the same root + path, a lingering jailed process may be able to exploit the window + during which a devfs filesystem is mounted but the jail's devfs + ruleset has not been applied, to access device nodes which are + ordinarily inaccessible. If the process is privileged, it may be able + to escape the jail and gain full access to the system.</p> + </body> + </description> + <references> + <cvename>CVE-2020-25581</cvename> + <freebsdsa>SA-21:04.jail_remove</freebsdsa> + </references> + <dates> + <discovery>2021-02-24</discovery> + <entry>2021-02-25</entry> + </dates> + </vuln> + <vuln vid="5b8c6e1e-770f-11eb-b87a-901b0ef719ab"> <topic>FreeBSD -- Xen grant mapping error handling issues</topic> <affects> |