CVE-2019-13220
Use of uninitialized stack variables in the start_decoder function in stb_vorbis through 2019-03...
Use of uninitialized stack variables in the start_decoder function in stb_vorbis through 2019-03-04 allows an attacker to cause a denial of service or disclose sensitive information by opening a crafted Ogg Vorbis file.
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
- High
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Use of uninitialized stack variables in the start_decoder function in stb_vorbis through 2019-03-04 allows an attacker to cause a denial of service or disclose sensitive information by opening a crafted Ogg Vorbis file.
- Record
CVE-2019-13220- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - CVSS 2.0
- 5.8 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:P - Weakness
- CWE-908
- Updated
- 2026-11-02
CVE List No score
Use of uninitialized stack variables in the start_decoder function in stb_vorbis through 2019-03-04 allows an attacker to cause a denial of service or disclose sensitive information by opening a crafted Ogg Vorbis file.
- Record
CVE-2019-13220- Updated
- 2026-11-02
EUVDEUVD-2019-4733 No score
Use of uninitialized stack variables in the start_decoder function in stb_vorbis through 2019-03-04 allows an attacker to cause a denial of service or disclose sensitive information by opening a crafted Ogg Vorbis file.
- Record
EUVD-2019-4733- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-j6rx-38wj-434p
Use of uninitialized stack variables in the start_decoder function in stb_vorbis through 2019-03...
Use of uninitialized stack variables in the start_decoder function in stb_vorbis through 2019-03-04 allows an attacker to cause a denial of service or disclose sensitive information by opening a crafted Ogg Vorbis file.
- Record
GHSA-j6rx-38wj-434p- CVSS 3.0
- 7.1 High
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Weakness
- CWE-908
- Updated
- 2026-11-02
OSV
Use of uninitialized stack variables in the start_decoder function in stb_vorbis through 2019-03-04 allows an attacker to cause a denial of service or disclose sensitive information by opening a crafted Ogg Vorbis file.
- Record
CVE-2019-13220- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2019-13220
Use of uninitialized stack variables in the start_decoder function in stb_vorbis through 2019-03-04 allows an attacker to cause a denial of service or disclose sensitive information by opening a crafted Ogg Vorbis file.
- Record
DEBIAN-CVE-2019-13220- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2019-13220
Use of uninitialized stack variables in the start_decoder function in stb_vorbis through 2019-03-04 allows an attacker to cause a denial of service or disclose sensitive information by opening a crafted Ogg Vorbis file.
- Record
UBUNTU-CVE-2019-13220- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - CVSS 3.0
- 7.1 High
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVopenSUSE-SU-2024:11409-1 No score
stb-devel-2.36.1594640766.b42009b-1.4 on GA media
These are all security issues fixed in the stb-devel-2.36.1594640766.b42009b-1.4 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:11409-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2025:0039-1 No score
Security update for stb
This update for stb fixes the following issues:
Addressing the follow security issues (boo#1216478):
- CVE-2019-13217: heap buffer overflow in start_decoder()
- CVE-2019-13218: stack buffer overflow in compute_codewords()
- CVE-2019-13219: uninitialized memory in vorbis_decode_packet_rest()
- CVE-2019-13220: out-of-range read in draw_line()
- CVE-2019-13221: issue with large 1D codebooks in lookup1_values()
- CVE-2019-13222: unchecked NULL returned by get_window()
- CVE-2019-13223: division by zero in predict_point()
- Record
openSUSE-SU-2025:0039-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libstbDebian:12 |
before 0.0~git20190817.1.052dce1-1 | 0.0~git20190817.1.052dce1-1 |
libstbDebian:13 |
before 0.0~git20190817.1.052dce1-1 | 0.0~git20190817.1.052dce1-1 |
libstbDebian:14 |
before 0.0~git20190817.1.052dce1-1 | 0.0~git20190817.1.052dce1-1 |
libstbDebian:10 From an advisory covering 13 CVEs |
before 0.0~git20180212.15.e6afb9c-1+deb10u1, plus listed versions 0.0~git20180212.15.e6afb9c-1 |
0.0~git20180212.15.e6afb9c-1+deb10u1 |
stbopenSUSE:Tumbleweed From an advisory covering 7 CVEs |
before 2.36.1594640766.b42009b-1.4 | 2.36.1594640766.b42009b-1.4 |
stbSUSE:Package Hub 15 SP6 From an advisory covering 7 CVEs |
before 20240910-bp156.2.3.1 | 20240910-bp156.2.3.1 |
stbopenSUSE:Leap 15.6 From an advisory covering 7 CVEs |
before 20240910-bp156.2.3.1 | 20240910-bp156.2.3.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-13220 is a high vulnerability (CVSS 7.1) in Stb Vorbis Project Vorbis, published August 15, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.98%, the 62nd percentile. Fixed in libstb 0.0~git20190817.1.052dce1-1.
References
nothings.org/stb_vorbis
github.com/nothings/stb/commits/master/stb_vorbis.c
lists.debian.org/debian-lts-announce/2023/01/msg00045.html
nvd.nist.gov/vuln/detail/CVE-2019-13220
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security-tracker.debian.org/tracker/CVE-2019-13220
ubuntu.com/security/CVE-2019-13220
cve.org/CVERecord?id=CVE-2019-13220
suse.com/security/cve/CVE-2019-13217
lists.opensuse.org/archives/list/[email protected]/thread/PZDT6XNDTXL5IKK6DIS36QIONKMQA3A4
bugzilla.suse.com/1216478