CVE-2025-47807: gstreamer NULL Pointer Dereference
CVSS: 5.5v3.1MediumAnalyzed
AliasesALPINE-CVE-2025-47807UBUNTU-CVE-2025-47807DEBIAN-CVE-2025-47807
Published 07-08-2025Last modified 12-08-2025
Vulnerability summary
CVE-2025-47807 is a medium (CVSS 5.5) NULL Pointer Dereference vulnerability in gstreamer. EPSS estimates a 0.21% chance of exploitation in the next 30 days, higher than 11.1% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
5.5/10
010
Medium · v3.1 (CVE.org)EPSS score
0.21%
0%100%
Low · +0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 11 · Related 10Timeline
- 07-08-2025PublishedVulnerability first disclosed.
- 12-08-2025Last modifiedVulnerability information updated.
Description
In GStreamer through 1.26.1, the subparse plugin's subrip_unescape_formatting function may dereference a NULL pointer while parsing a subtitle file, leading to a crash.
CVSS metrics
5 scores · 5 sources · 1 versionMedium 5.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 5 agree
- OSV · AlpineEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.21%
Chance of exploitation in the next 30 days
Percentile
11%
Versus all other CVEs
30-day change
+0.02 pp
From 0.20% on 20-09-2026
20-09-202620-10-2026
EPSS score0.21%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundAdvisories
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Alpine1 product
- gst-plugins-base< 1.26.2-r0
Debian1 product
- gst-plugins-base1.0< 1.22.0-3+deb12u5 | < 1.26.2-1
Gstreamer1 product
- gstreamer< 1.26.2
Ubuntu1 product
- gst-plugins-base1.0< 1.8.3-1ubuntu0.3+esm3 | < 1.14.5-0ubuntu1~18.04.3+esm2 | < 1.16.3-0ubuntu1.4+esm1 | < 1.20.1-1ubuntu0.5 | < 1.24.2-1ubuntu0.3 | < 1.26.2-1
4 vendors · 4 products
References
8 links- github.com/atredispartners/advisories/blob/master/2025/ATREDIS-2025-0003.mdREPORTExploitThird Party Advisory
