Bug 2065771 (CVE-2022-1249) - CVE-2022-1249 pesign: NULL pointer dereference in cms_set_pw_data()
Summary: CVE-2022-1249 pesign: NULL pointer dereference in cms_set_pw_data()
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2022-1249
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2065772
Blocks: 2065773 2072393
TreeView+ depends on / blocked
 
Reported: 2022-03-18 17:12 UTC by Pedro Sampaio
Modified: 2022-04-07 09:20 UTC (History)
5 users (show)

Fixed In Version: pesign 115
Doc Type: If docs needed, set a value
Doc Text:
A NULL pointer dereference flaw was found in pesign's cms_set_pw_data() function of the cms_common.c file. The function fails to handle the NULL pwdata invocation from daemon.c, which leads to an explicit NULL dereference and crash on all attempts to daemonize pesign.
Clone Of:
Environment:
Last Closed: 2022-03-25 13:01:24 UTC
Embargoed:

Attachments (Terms of Use)

Description Pedro Sampaio 2022-03-18 17:12:13 UTC 
A flaw was found in pesign. The cms_set_pw_data function didn't handle the NULL pwdata invocation from daemon.c.  This leads to a explicit NULL dereference and crash on all attempts to daemonize pesign.

Introducing commit:

https://github.com/frozencemetery/pesign/commit/12f16710ee44ef64ddb044a3523c3c4c4d90039a

Upstream fix:

https://github.com/rhboot/pesign/pull/79
Comment 1 Pedro Sampaio 2022-03-18 17:12:51 UTC 
Created pesign tracking bugs for this issue:

Affects: fedora-all [bug 2065772]
Note You need to log in before you can comment on or make changes to this bug.