CVE-2020-24978 — Double Free in Nasm

CWE-415 — Double FreeCWE-416 — Use After Free7 documents7 sources
Severity
9.8CRITICALNVD
EPSS
0.4%
top 38.45%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
NasmDebian NasmNasm Netwide Assembler+2 more
Timeline
PublishedSep 4
Latest updateMay 24

Description

In NASM 2.15.04rc3, there is a double-free vulnerability in pp_tokline asm/preproc.c. This is fixed in commit 8806c3ca007b84accac21dd88b900fb03614ceb7.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages5 packages

▶debiandebian/nasm< nasm 2.15.04-1 (bookworm)
▶Debiannasm/nasm< 2.15.04-1+3

🔴Vulnerability Details

2
GHSA
GHSA-4vwx-p2g9-hr37: In NASM 2↗2022-05-24
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OSV
CVE-2020-24978: In NASM 2↗2020-09-04
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📋Vendor Advisories

3
Microsoft
In NASM 2.15.04rc3, there is a double-free vulnerability in pp_tokline asm/preproc.c. This is fixed in commit 8806c3ca007b84accac21dd88b900fb03614ceb7.↗2020-09-08
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Red Hat
nasm: double-free vulnerability in pp_tokline asm/preproc.c↗2020-09-04
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Debian
CVE-2020-24978: nasm - In NASM 2.15.04rc3, there is a double-free vulnerability in pp_tokline asm/prepr...↗2020
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💬Community

1
Bugzilla
CVE-2020-24978 nasm: double-free vulnerability in pp_tokline asm/preproc.c↗2020-09-10
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