CVE-2020-35495 — NULL Pointer Dereference in Binutils

CWE-476 — NULL Pointer Dereference7 documents7 sources
Severity
5.5MEDIUMNVD
EPSS
0.1%
top 69.12%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
GNU BinutilsFedoraproject Fedora
Timeline
PublishedJan 4
Latest updateMay 24

Description

There's a flaw in binutils /bfd/pef.c. An attacker who is able to submit a crafted input file to be processed by the objdump program could cause a null pointer dereference. The greatest threat from this flaw is to application availability. This flaw affects binutils versions prior to 2.34.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

▶NVDgnu/binutils< 2.34
▶Debiangnu/binutils< 2.33.50.20200107-1+3
▶CVEListV5gnu/binutilsbinutils 2.34

Also affects: Fedora 32

Patches

Patch: bugzilla.redhat.com ↗Patch: bugzilla.redhat.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-hhp7-vjw4-5j8v: There's a flaw in binutils /bfd/pef↗2022-05-24
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CVEList
CVE-2020-35495: There's a flaw in binutils /bfd/pef↗2021-01-04
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OSV
CVE-2020-35495: There's a flaw in binutils /bfd/pef↗2021-01-04
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📋Vendor Advisories

3
Microsoft
There's a flaw in binutils /bfd/pef.c. An attacker who is able to submit a crafted input file to be processed by the objdump program could cause a null pointer dereference. The greatest threat from th↗2021-01-12
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Debian
CVE-2020-35495: binutils - There's a flaw in binutils /bfd/pef.c. An attacker who is able to submit a craft...↗2020
▶
Red Hat
binutils: NULL pointer dereference in bfd_pef_parse_symbols function in bfd/pef.c↗2019-12-21
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CVE-2020-35495 — NULL Pointer Dereference in Binutils | cvebase