CVE-2024-47835

GHSL-2024-263: Gstreamer NULL-pointer dereference in LRC subtitle parser

HIGH
7.5
CVSS Score
Published: December 11, 2024 at 07:17 PM UTC
Updated: June 17, 2026 at 07:57 AM UTC
2 products affected across 2 vendorsGstreamerGStreamer

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Severity
HIGH7.5
Exploit prediction
EPSS 1%
SSVC
PoC

Description

GStreamer is a library for constructing graphs of media-handling components. A null pointer dereference vulnerability has been detected in the parse_lrc function within gstsubparse.c. The parse_lrc function calls strchr() to find the character ']' in the string line. The pointer returned by this call is then passed to g_strdup(). However, if the string line does not contain the character ']', strchr() returns NULL, and a call to g_strdup(start + 1) leads to a null pointer dereference. This vulnerability is fixed in 1.24.10.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.24.10
Affected range stops below 1.24.10, so it looks safe — our inference, not a vendor statement
v < 1.24.10
Affected range stops below 1.24.10, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-476

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