CVE-2023-49558
An issue in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the...
CVE-2023-49558 is a medium vulnerability (CVSS 5.5) in Yasm Project Yasm, published January 2, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 32nd percentile. No source names a fixed version.
An issue in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the expand_mmac_params function in the modules/preprocs/nasm/nasm-pp.c component.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the expand_mmac_params function in the modules/preprocs/nasm/nasm-pp.c component.
- Record
CVE-2023-49558- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
CVE List
An issue in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the expand_mmac_params function in the modules/preprocs/nasm/nasm-pp.c component.
- Record
CVE-2023-49558- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
EUVDEUVD-2023-53515
An issue in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the expand_mmac_params function in the modules/preprocs/nasm/nasm-pp.c component.
- Record
EUVD-2023-53515- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-w3p5-6w9w-p383
An issue in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the...
An issue in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the expand_mmac_params function in the modules/preprocs/nasm/nasm-pp.c component.
- Record
GHSA-w3p5-6w9w-p383- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVAZL-33358
CVE-2023-49558 affecting package yasm 1.3.0-17
An issue in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the expand_mmac_params function in the modules/preprocs/nasm/nasm-pp.c component.
- Record
AZL-33358- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVAZL-35386
CVE-2023-49558 affecting package yasm 1.3.0-17
An issue in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the expand_mmac_params function in the modules/preprocs/nasm/nasm-pp.c component.
- Record
AZL-35386- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSV
An issue in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the expand_mmac_params function in the modules/preprocs/nasm/nasm-pp.c component.
- Record
CVE-2023-49558- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2023-49558
An issue in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the expand_mmac_params function in the modules/preprocs/nasm/nasm-pp.c component.
- Record
DEBIAN-CVE-2023-49558- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2023-49558
An issue in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the expand_mmac_params function in the modules/preprocs/nasm/nasm-pp.c component.
- Record
UBUNTU-CVE-2023-49558- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
yasmAzure Linux:2 |
through 1.3.0-17 | None known |
yasmAzure Linux:3 |
through 1.3.0-17 | None known |
yasmDebian:12 |
All versions, plus listed versions 1.3.0-41.3.0-51.3.0-61.3.0-71.3.0-8 |
None known |
yasmDebian:13 |
All versions, plus listed versions 1.3.0-71.3.0-8 |
None known |
yasmDebian:14 |
All versions, plus listed versions 1.3.0-71.3.0-8 |
None known |
yasmUbuntu:16.04:LTS |
All versions, plus listed versions 1.3.0-2 |
None known |
yasmUbuntu:18.04:LTS |
All versions, plus listed versions 1.3.0-21.3.0-2build1 |
None known |
yasmUbuntu:20.04:LTS |
All versions, plus listed versions 1.3.0-2build11.3.0-2ubuntu1 |
None known |
yasmUbuntu:22.04:LTS |
All versions, plus listed versions 1.3.0-2.1 |
None known |
yasmUbuntu:24.04:LTS |
All versions, plus listed versions 1.3.0-4 |
None known |
yasmUbuntu:25.10 |
All versions, plus listed versions 1.3.0-51.3.0-7 |
None known |
yasmUbuntu:26.10 |
All versions, plus listed versions 1.3.0-8 |
None known |
yasmUbuntu:26.04:LTS |
All versions, plus listed versions 1.3.0-71.3.0-8 |
None known |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-02 | created | CVE List, EUVD, GitHub Advisories, NVD, OSV |