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Vulnerability Intelligence

CVE-2021-33631 | Mondoo Vulnerability Intelligence

CVE-2021-33631

MEDIUM5.5

Kernel crash in EXT4 filesystem

Published Jan 18, 2024

Modified 11 months ago

No fix available

Details

Integer Overflow or Wraparound vulnerability in openEuler kernel on Linux (filesystem modules) allows Forced Integer Overflow.This issue affects openEuler kernel: from 4.19.90 before 4.19.90-2401.3, from 5.10.0-60.18.0 before 5.10.0-183.0.0.

References

WEBhttp://www.openwall.com/lists/oss-security/2024/01/30/10 WEBhttp://www.openwall.com/lists/oss-security/2024/01/30/3 WEBhttp://www.openwall.com/lists/oss-security/2024/01/30/4 WEBhttp://www.openwall.com/lists/oss-security/2024/01/30/5 WEBhttp://www.openwall.com/lists/oss-security/2024/01/30/9 WEBhttp://www.openwall.com/lists/oss-security/2024/01/31/2 WEBhttp://www.openwall.com/lists/oss-security/2024/01/31/3 WEBhttp://www.openwall.com/lists/oss-security/2024/02/02/6 WEBhttp://www.openwall.com/lists/oss-security/2024/02/02/9 WEBhttp://www.openwall.com/lists/oss-security/2024/02/03/1 WEBhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5c099c4fdc438014d5893629e70a8ba934433ee8 WEBhttps://gitee.com/src-openeuler/kernel/pulls/1389 WEBhttps://gitee.com/src-openeuler/kernel/pulls/1396 ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2021-33631 WEBhttps://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1030 WEBhttps://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1031 WEBhttps://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1032 WEBhttps://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1033 WEBhttps://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1034 WEBhttps://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1035

CVSS Analysis

CVSS v3.1

5.5

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

5.5/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

Other

Ecosystems

Timeline

PublishedJan 18, 2024

ModifiedFeb 13, 2025