# CVE-2020-27545: dwarfutils: libdwarf before 20201017 has a one-byte out-of-bounds read because of an invalid pointer dereference via an invalid l...

CVE-2020-27545 is fixed in dwarfutils on 1 platform, first by DEBIAN-CVE-2020-27545, released April 16, 2023. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2020-27545
- Priority: Routine
- CVSS: 6.5 (medium)
- EPSS: 0.0082
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 16, 2023

## Description

libdwarf before 20201017 has a one-byte out-of-bounds read because of an invalid pointer dereference via an invalid line table in a crafted object.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | dwarfutils Debian 12.15 (bookworm) | 20201201-1 | [DEBIAN-CVE-2020-27545](https://patchblox.com/security/data/fix/linux/debian-cve-2020-27545.md) | Apr 16, 2023 |
| Linux | dwarfutils Debian 13.5 (trixie) | 20201201-1 | [DEBIAN-CVE-2020-27545](https://patchblox.com/security/data/fix/linux/debian-cve-2020-27545.md) | Apr 16, 2023 |
| Linux | dwarfutils Debian 14 | 20201201-1 | [DEBIAN-CVE-2020-27545](https://patchblox.com/security/data/fix/linux/debian-cve-2020-27545.md) | Apr 16, 2023 |

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