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CVE-2026-110270VulnerabilityPublished Updated

OW2 ASM 3.0 before 9.11 contains an uncontrolled memory allocation vulnerability in the asm-commons JSRInlinerAdapter

Affects asmSource GCVE Database

0
Authoritative record:CVE-2026-110270· Medium 6.8

Not known to be exploited · CVSS 6.8 Medium · fixed in 9.11 : update asm when convenient.

Data as of 29 Oct 2026, 00:14 UTC

CVSS 4.0 base score
6.8Medium
How severe the flaw is on the 0–10 CVSS scale.
Patch
Available – fixed in 9.11
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 14 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Ubuntu 26.10asmpkg:deb/ubuntu/asm?arch=source&distro=stonkingOther threatsAffected
  • =9.9.1-1
Fixed in–
Ubuntu 26.04 LTSasmpkg:deb/ubuntu/asm?arch=source&distro=resoluteOther threatsAffected
  • =9.8-1
  • =9.8-2
  • =9.9.1-1
Fixed in–
Ubuntu 24.04 LTSasmpkg:deb/ubuntu/asm?arch=source&distro=nobleOther threatsAffected
  • 9.4-1 – 9.7-1
4 affected builds
Fixed in–
Ubuntu 22.04 LTSasmpkg:deb/ubuntu/asm?arch=source&distro=jammyOther threatsAffected
  • =9.1-1
  • =9.2-1
Fixed in–
Ubuntu 20.04 LTSasmpkg:deb/ubuntu/asm?arch=source&distro=focalOther threatsAffected
  • =7.1-2
  • =7.2-1
Fixed in–
Ubuntu 18.04 LTSasmpkg:deb/ubuntu/asm?arch=source&distro=bionicOther threatsAffected
  • 6.0-1 – 7.0-1~18.04
4 affected builds
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

A fix is available in OW2 ASM version 9.11 and later. Users should upgrade to version 9.11 or newer to remediate this vulnerability. No other mitigation or workaround is indicated.

Description

OW2 ASM versions before 9.11 have a vulnerability in the asm-commons JSRInlinerAdapter component that causes uncontrolled memory allocation when processing nested JSR/RET subroutines. This can lead to exponential memory consumption, resulting in an OutOfMemoryError that crashes the Java Virtual Machine (JVM). The vulnerability affects specific older versions of ASM and has a medium severity rating.

References

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