CVE-2021-0561: debian debian_linux Out-of-bounds Write
Vulnerability summary
CVE-2021-0561 is a medium (CVSS 5.5) Out-of-bounds Write vulnerability in debian debian_linux. EPSS estimates a 0.46% chance of exploitation in the next 30 days, higher than 38.9% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 3 · Related 3Timeline
- 22-06-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
In append_to_verify_fifo_interleaved_ of stream_encoder.c, there is a possible out of bounds write due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-174302683
CVSS metrics
6 scores · 5 sources · 2 versions- OSV · AlpineEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- OSV · Red hatEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS trend
Probability
0.46%
Chance of exploitation in the next 30 days
Percentile
39%
Versus all other CVEs
30-day change
0.00 pp
From 0.46% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Suse7 products
- flac&distro=SUSE Linux Enterprise Module for Basesystem 15 SP3< 1.3.2-3.9.1
- flac&distro=SUSE Linux Enterprise Module for Package Hub 15 SP3< 1.3.2-3.9.1
- flac&distro=SUSE Linux Enterprise Real Time 15 SP2< 1.3.2-3.9.1
- flac&distro=SUSE Linux Enterprise Server 12 SP5< 1.3.0-18.5.1
- flac&distro=SUSE Linux Enterprise Server for SAP Applications 12 SP5< 1.3.0-18.5.1
Redhat6 products
- flac< 0:1.3.3-10.el9
- flac-debuginfo< 0:1.3.3-10.el9
- flac-debugsource< 0:1.3.3-10.el9
- flac-devel< 0:1.3.3-10.el9
- flac-libs< 0:1.3.3-10.el9
Debian2 products
- flac< 1.3.4-1 | < 1.3.2-2+deb9u2 | < 1.3.2-3+deb10u2
- debian_linuxEOL9.0 | 10.0
Alpine1 product
- flac< 1.3.4-r0
Fedoraproject1 product
- fedoraEOL35 | 36
Google1 product
- androidEOL11.0
Mageia1 product
- flac< 1.3.3-3.1.mga8
Opensuse1 product
- flac&distro=openSUSE Leap 15.3< 1.3.2-3.9.1
Ubuntu1 product
- flac< 1.3.0-2ubuntu0.14.04.1+esm1 | < 1.3.1-4ubuntu0.1~esm1 | < 1.3.2-1ubuntu0.1 | < 1.3.3-1ubuntu0.1 | < 1.3.3-2ubuntu0.1
9 vendors · 21 products
References
29 links- lists.debian.org/debian-lts-announce/2022/03/msg00022.htmlMailing ListX Refsource MLISTThird Party Advisory
- lists.debian.org/debian-lts-announce/2022/09/msg00003.htmlMailing ListX Refsource MLISTThird Party Advisory
Show all 29 references
- lists.opensuse.org/archives/…Advisory