UBUNTU-CVE-2020-23856
Dashboard / Vulnerabilities / UBUNTU-CVE-2020-23856
Summary:
Details: Use-after-Free vulnerability in cflow 1.6 in the void call(char *name, int line) function at src/parser.c, which could cause a denial of service via the pointer variable caller->callee.
References: https://ubuntu.com/security/CVE-2020-23856, https://lists.gnu.org/archive/html/bug-cflow/2020-07/msg00000.html, https://github.com/yangjiageng/PoC/blob/master/PoC_cflow_uaf_parser_line1284, https://www.cve.org/CVERecord?id=CVE-2020-23856
Affected packages
Package
Name: cflow
Purl: pkg:deb/ubuntu/cflow?arch=source&distro=esm-apps%2Fxenial
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -None
Affected versions
1:1.4+dfsg1-3ubuntu1
1:1.4+dfsg1-3ubuntu1.16.04.1~esm1
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
