Integer overflow in util-linux



Published: 2021-07-30
Risk High
Patch available NO
Number of vulnerabilities 1
CVE ID CVE-2021-37600
CWE ID CWE-190
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Util-linux
Universal components / Libraries / Libraries used by multiple products

Vendor kernel.org

Security Advisory

This security advisory describes one high risk vulnerability.

1) Integer overflow

Risk: High

CVSSv3.1: 9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C] [PCI]

CVE-ID: CVE-2021-37600

CWE-ID: CWE-190 - Integer Overflow or Wraparound

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in ipcutils.c. A remote attacker can pass specially crafted data to the application, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Util-linux: 2.2, 2.5, 2.7, 2.7.1, 2.8, 2.8.1 _, 2.8_12, 2.9, 2.9i, 2.9w, 2.10, 2.10f, 2.10m, 2.10p, 2.10s, 2.11, 2.11 b, 2.11d, 2.11f, 2.11h, 2.11i, 2.11k, 2.11m, 2.11n, 2.11o, 2.11q, 2.11r, 2.11t, 2.11u, 2.11w, 2.11x, 2.11y, 2.11z, 2.12, 2.12a, 2.12b, 2.12d, 2.12h, 2.12i, 2.12j, 2.12k, 2.12l, 2.12m, 2.12o, 2.12p, 2.12pre, 2.12q, 2.12q-pre1, 2.12q-pre2, 2.12r, 2.12r-pre1, 2.13, 2.13 rc1, 2.13 rc2, 2.13 rc3, 2.13-pre1, 2.13-pre2, 2.13-pre3, 2.13-pre4, 2.13-pre5, 2.13-pre6, 2.13-pre7, 2.13.0.1, 2.13.1, 2.13.1 rc1, 2.13.1 rc2, 2.13.1-REAL, 2.13.1.1, 2.13_pre1, 2.13_pre2, 2.14, 2.14 rc1, 2.14 rc2, 2.14 rc3, 2.14.1, 2.14.1 rc1, 2.14.1 rc2, 2.14.2, 2.14.2 rc1, 2.14.2 rc2, 2.15, 2.15 rc1, 2.15 rc2, 2.15.1, 2.15.1 rc1, 2.16, 2.16 rc1, 2.16 rc2, 2.16.1, 2.16.2, 2.17, 2.17 rc1, 2.17 rc2, 2.17 rc3, 2.17.1, 2.17.1 rc1, 2.17.2, 2.18, 2.18 rc1, 2.18 rc2, 2.19, 2.19 rc1, 2.19 rc2, 2.19 rc3, 2.19.1, 2.19.1 rc1, 2.20, 2.20 rc1, 2.20 rc2, 2.20.1, 2.21, 2.21 rc1, 2.21 rc2, 2.21.1, 2.21.2, 2.22, 2.22 rc1, 2.22 rc2, 2.22.1, 2.22.2, 2.23, 2.23 rc1, 2.23 rc2, 2.23.1, 2.23.2, 2.24, 2.24 rc1, 2.24 rc2, 2.24.1, 2.24.2, 2.24.2-1, 2.25, 2.25 rc1, 2.25 rc2, 2.25.1, 2.25.1 rc1, 2.25.2, 2.26, 2.26 rc1, 2.26 rc2, 2.26.1, 2.26.2, 2.27, 2.27 rc1, 2.27 rc2, 2.27.1, 2.28, 2.28 rc1, 2.28 rc2, 2.28.1, 2.28.2, 2.29, 2.29 rc1, 2.29 rc2, 2.29.1, 2.29.2, 2.30, 2.30 rc1, 2.30 rc2, 2.30.1, 2.30.2, 2.31, 2.31 rc1, 2.31 rc2, 2.31.1, 2.32, 2.32 rc1, 2.32 rc2, 2.32.1, 2.33, 2.33 rc1, 2.33 rc2, 2.33.1, 2.33.2, 2.34, 2.34 rc1, 2.34 rc2, 2.35, 2.35 rc1, 2.35 rc2, 2.35.1, 2.35.2, 2.36, 2.36 rc1, 2.36 rc2, 2.36.1, 2.36.2, 2.37, 2.37 rc1, 2.37 rc2, 2.37.1

CPE External links

https://github.com/karelzak/util-linux/issues/1395

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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