Description
yasm 1.3.0.55.g101bc was discovered to contain a heap-use-after-free via the function expand_mmac_params at yasm/modules/preprocs/nasm/nasm-pp.c.
References (2)
Core 2
Core References
Exploit, Third Party Advisory
https://github.com/DaisyPo/fuzzing-vulncollect/tree/main/yasm/heap-use-after-free/nasm-pp.c:3878%20in%20expand_mmac_params
Exploit, Issue Tracking, Third Party Advisory
https://github.com/yasm/yasm/issues/221
Scores
CVSS v3
5.5
EPSS
0.0029
EPSS Percentile
20.4%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-416
Status
published
Products (1)
yasm_project/yasm
1.3.0.55.g101bc
Published
May 17, 2023
Tracked Since
Feb 18, 2026