The lzo1x_decompress function in lzo1x_d.ch in LZO 2.08, as used in lrzip 0.631, allows remote attackers to cause a denial of service (invalid memory read and application crash) via a crafted archive
Published May 8, 2017
5.5
MEDIUMCVSS 3.1
EPSS 1.36%
Description
The lzo1x_decompress function in lzo1x_d.ch in LZO 2.08, as used in lrzip 0.631, allows remote attackers to cause a denial of service (invalid memory read and application crash) via a crafted archive.
Affected products
No data.
- 0.631
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.36% (0.01364) | 70.80th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.36% (0.01364) | 68.10th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.48% (0.00483) | 63.14th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.24% (0.00236) | 62.58th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.24% (0.00235) | 60.91th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.18% (0.00175) | 52.87th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.30% (0.01300) | 31.12th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.30% (0.01300) | 0.00th | v1 |
References (3)
- https://blogs.gentoo.org/ago/2017/05/07/lrzip-invalid-memory-read-in-lzo_decompress_buf-stream-c/ x_refsource_MISCThird Party AdvisoryVDB Entry
- https://github.com/ckolivas/lrzip/issues/68 x_refsource_MISCIssue TrackingPatchThird Party Advisory
- https://security.gentoo.org/glsa/202005-01 vendor-advisoryx_refsource_GENTOOThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://blogs.gentoo.org/ago/2017/05/07/lrzip-invalid-memory-read-in-lzo_decompress_buf-stream-c/ | x_refsource_MISCThird Party AdvisoryVDB Entry | |
| https://github.com/ckolivas/lrzip/issues/68 | x_refsource_MISCIssue TrackingPatchThird Party Advisory | |
| https://security.gentoo.org/glsa/202005-01 | vendor-advisoryx_refsource_GENTOOThird Party Advisory |
Change history (0)
No recorded changes yet.