CVE-2019-11498: canonical ubuntu_linux Access of Uninitialized Pointer
Vulnerability summary
CVE-2019-11498 is a medium (CVSS 6.5) Access of Uninitialized Pointer vulnerability in canonical ubuntu_linux. EPSS estimates a 3.04% chance of exploitation in the next 30 days, higher than 87.3% of scored vulnerabilities. 1 public exploit is recorded.
Advisory lineage
Upstream 0 · Downstream 9 · Duplicates 1 · Related 6Timeline
- 24-04-2019PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
WavpackSetConfiguration64 in pack_utils.c in libwavpack.a in WavPack through 5.1.0 has a "Conditional jump or move depends on uninitialised value" condition, which might allow attackers to cause a denial of service (application crash) via a DFF file that lacks valid sample-rate data.
CVSS metrics
6 scores · 4 sources · 3 versions- OSV · AlpineEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS trend
Probability
3.04%
Chance of exploitation in the next 30 days
Percentile
87%
Versus all other CVEs
30-day change
0.00 pp
From 3.04% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundWavpack
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Debian2 products
- wavpack< 5.1.0-6
- debian_linuxEOL9.0
Alpine1 product
- wavpack< 5.1.0-r8 | < 5.1.0-r4
Canonical1 product
- ubuntu_linuxEOL18.04 | 18.10 | 19.04
Fedoraproject1 product
- fedoraEOL29 | 30 | 31
Ubuntu1 product
- wavpack< 5.1.0-2ubuntu1.3
Wavpack1 product
- wavpack≤ 5.1.0
6 vendors · 7 products
References
14 links- github.com/dbry/WavPack/commit/bc6cba3f552c44565f7f1e66dc1580189addb2b4X Refsource MISCPatchThird Party Advisory
lists.debian.org/debian-lts-announce/2021/01/msg00013.htmlMailing ListX Refsource MLISTThird Party Advisory