Debian Security Bug TrackerDEBIANCVE:CVE-2021-3516CVE-2021-3516
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.002 Low
EPSS
Percentile
50.8%
There’s a flaw in libxml2’s xmllint in versions before 2.9.11. An attacker who is able to submit a crafted file to be processed by xmllint could trigger a use-after-free. The greatest impact of this flaw is to confidentiality, integrity, and availability.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | libxml2 | < 2.9.10+dfsg-6.6 | libxml2_2.9.10+dfsg-6.6_all.deb |
| Debian | 11 | all | libxml2 | < 2.9.10+dfsg-6.6 | libxml2_2.9.10+dfsg-6.6_all.deb |
| Debian | 10 | all | libxml2 | < 2.9.4+dfsg1-7+deb10u2 | libxml2_2.9.4+dfsg1-7+deb10u2_all.deb |
| Debian | 999 | all | libxml2 | < 2.9.10+dfsg-6.6 | libxml2_2.9.10+dfsg-6.6_all.deb |
| Debian | 13 | all | libxml2 | < 2.9.10+dfsg-6.6 | libxml2_2.9.10+dfsg-6.6_all.deb |
Related
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.002 Low
EPSS
Percentile
50.8%