Medium severity · published Jan 14, 2022
CVE-2021-46022
An Use-After-Free vulnerability in rec_mset_elem_destroy() at rec-mset.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash
5.5
CVSS
1%
EPSS
No
On KEV
Description
An Use-After-Free vulnerability in rec_mset_elem_destroy() at rec-mset.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
35; 36 · source: NVD
RE
Recutils · Gnu
1.8.90 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-46022
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-46022
github.com
https://github.com/gnu-mirror-unofficial/recutils/commit/34b75ed7ad492c8e38b669ebafe0176f1f9992d2
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TDVOFC3HTBG7DF2PZTEXRMG4CV2F55UF/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRSXSN2XF6PX74WDYVV26TQMYIFAEQ3T/
Exploit
https://lists.gnu.org/archive/html/bug-recutils/2021-12/msg00007.html
nvd.nist.gov
https://nvd.nist.gov/vuln/detail/CVE-2021-46022
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