There's a flaw in bfd_pef_scan_start_address() of bfd/pef.c in binutils which could allow an attacker who is able to submit a crafted file to be processed by objdump to cause a NULL pointer dereference. The greatest threat of this flaw is to application availability. This flaw affects binutils versions prior to 2.34.
Published 2021-01-04 15:15:14
Updated 2022-09-02 15:45:10
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Memory Corruption

Exploit prediction scoring system (EPSS) score for CVE-2020-35496

Probability of exploitation activity in the next 30 days: 0.13%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 48 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2020-35496

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
4.3
MEDIUM AV:N/AC:M/Au:N/C:N/I:N/A:P
8.6
2.9
NIST
5.5
MEDIUM CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
1.8
3.6
NIST

CWE ids for CVE-2020-35496

  • A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.
    Assigned by: secalert@redhat.com (Primary)

References for CVE-2020-35496

Products affected by CVE-2020-35496

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