CVE-2025-30658

CWE-401 — Memory Leak4 documents4 sources
Severity
8.7HIGH
EPSS
0.4%
top 39.11%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Juniper Networks Junos OSJuniper Junos
Timeline
PublishedApr 9

Description

A Missing Release of Memory after Effective Lifetime vulnerability in the Anti-Virus processing of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS). On all SRX platforms with Anti-Virus enabled, if a server sends specific content in the HTTP body of a response to a client request, these packets are queued by Anti-Virus processing in Juniper Buffers (jbufs) which are never released. When these jbufs are exhausted, the d…

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L

Affected Packages2 packages

▶CVEListV5juniper_networks/junos_os21.4 — 21.4R3-S10+6
▶NVDjuniper/junos< 21.2+7

🔴Vulnerability Details

2
CVEList
Junos OS: SRX Series: On devices with Anti-Virus enabled, malicious server responses will cause memory to leak ultimately causing forwarding to stop↗2025-04-09
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GHSA
GHSA-5886-r5hr-c2v4: A Missing Release of Memory after Effective Lifetime vulnerability in the Anti-Virus processing of Juniper Networks Junos OS on SRX Series allows an↗2025-04-09
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📋Vendor Advisories

1
Juniper
CVE-2025-30658: A Missing Release of Memory after Effective Lifetime vulnerability in the Anti-Virus processing of Juniper Networks Junos OS on SRX Series allows an↗2025-04-09
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CVE-2025-30658 (HIGH CVSS 8.7) | A Missing Release of Memory after E | cvebase.io