Vulnerability Name:

CVE-2022-39170 (CCN-235175)

Assigned:2022-08-27
Published:2022-08-27
Updated:2022-09-29
Summary:libdwarf 0.4.1 has a double free in _dwarf_exec_frame_instr in dwarf_frame.c.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.9 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.0 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-415
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2022-39170

Source: XF
Type: UNKNOWN
libdwarf-cve202239170-code-exec(235175)

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/davea42/libdwarf-code/commit/60303eb80ecc7747bf29776d545e2a5c5a76f6f8

Source: CCN
Type: libdwarf GIT Repository
[BUG] double free in _dwarf_exec_frame_instr #132

Source: MISC
Type: Issue Tracking, Third Party Advisory
https://github.com/davea42/libdwarf-code/issues/132

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2022-273a86adf0

Source: CCN
Type: Mend Vulnerability Database
CVE-2022-39170

Vulnerable Configuration:Configuration 1:
  • cpe:/a:libdwarf_project:libdwarf:0.4.1:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:fedoraproject:fedora:37:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    libdwarf_project libdwarf 0.4.1
    fedoraproject fedora 37