Security readout for executives and security teams
Plain-English summary
CVE-2009-0035 is a local file overwrite issue in ALSA information scripts. A local user could abuse symlink handling to overwrite files the script can write. It is not described as remotely exploitable, and the supplied sources do not provide a CVSS score or confirmed fix details.
Executive priority
Treat as a medium-priority hygiene issue for Linux fleets with shared or untrusted local users. It is less urgent than remotely exploitable vulnerabilities, but arbitrary file overwrite can support privilege escalation depending on local conditions.
Technical view
The CVE describes a symlink attack affecting /usr/bin/alsa-info and /usr/bin/alsa-info.sh in alsa-utils 1.0.19 and later. The impact is arbitrary file overwrite by a local user. Source metadata is sparse and inconsistent, listing alsa-driver while the description names alsa-utils.
Likely exposure
Exposure is most likely on Linux systems that include the ALSA diagnostic scripts at /usr/bin/alsa-info or /usr/bin/alsa-info.sh from affected package versions. Systems without local untrusted users have lower practical exposure.
Exploitation context
The supplied bundle does not show KEV listing, active exploitation, public exploit use, or remote attack paths. The issue requires local user access and depends on vulnerable script behavior around symlinks.
Researcher notes
Evidence is limited: no CVSS, CWE, exploit status, or explicit remediation appears in the supplied bundle. Note the product naming mismatch between alsa-driver metadata and alsa-utils script descriptions when matching assets.
Mitigation direction
- Check Debian, Red Hat, or OS vendor guidance for fixed package status.
- Apply vendor-provided ALSA package updates when available.
- Limit local shell access on affected systems until remediated.
- Restrict or remove vulnerable scripts only if operationally acceptable and vendor guidance allows.
Validation and detection
- Inventory hosts containing /usr/bin/alsa-info or /usr/bin/alsa-info.sh.
- Confirm installed ALSA package names and versions against vendor advisories.
- Check whether affected systems allow untrusted local user access.
- Review sensitive file integrity if vulnerable scripts were present on shared systems.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2009-0035 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://security-tracker.debian.org/tracker/CVE-2009-0035CVE reference · x_refsource_MISC
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2009-0035CVE reference · x_refsource_MISC
- https://access.redhat.com/security/cve/cve-2009-0035CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.