Bug 2167610 (CVE-2023-0687) - CVE-2023-0687 glibc: gmon memory corruption due wrong calculation of required buffer size
Summary: CVE-2023-0687 glibc: gmon memory corruption due wrong calculation of required...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2023-0687
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2167611 2167612 2167613 2167621 2167622 2167623 2167624 2167626
Blocks: 2167614
TreeView+ depends on / blocked
 
Reported: 2023-02-07 05:35 UTC by Sandipan Roy
Modified: 2023-02-24 05:11 UTC (History)
9 users (show)

Fixed In Version:
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Doc Text:
A vulnerability was found in the GNU C Library. This flaw affects the __monstartup function of the gmon.c of the component Call Graph Monitor file. The manipulation leads to buffer overflow.
Clone Of:
Environment:
Last Closed: 2023-02-10 16:46:44 UTC
Embargoed:

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Description Sandipan Roy 2023-02-07 05:35:30 UTC 
A vulnerability was found in GNU C Library 2.38. This vulnerability affects the function __monstartup of the file gmon.c of the component Call Graph Monitor. The manipulation leads to buffer overflow. It is recommended to apply a patch to fix this issue. VDB-220246 is the identifier assigned to this vulnerability.

https://vuldb.com/?ctiid.220246
https://sourceware.org/bugzilla/show_bug.cgi?id=29444
https://patchwork.sourceware.org/project/glibc/patch/20230204114138.5436-1-leo@yuriev.ru/
https://vuldb.com/?id.220246
Comment 1 Sandipan Roy 2023-02-07 05:40:23 UTC 
Created glibc tracking bugs for this issue:

Affects: fedora-36 [bug 2167611]
Affects: fedora-37 [bug 2167613]


Created zig tracking bugs for this issue:

Affects: fedora-36 [bug 2167612]
Comment 3 Siddhesh Poyarekar 2023-02-10 14:36:54 UTC 
FYI, this has been rejected as a CVE by upstream:

https://sourceware.org/bugzilla/show_bug.cgi?id=29444#c9
https://sourceware.org/bugzilla/show_bug.cgi?id=29444#c11
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