CVE-2015-1421

critical

Published 2015-03-16 · Modified 2026-05-06

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

10.0

Description

Use-after-free vulnerability in the sctp_assoc_update function in net/sctp/associola.c in the Linux kernel before 3.18.8 allows remote attackers to cause a denial of service (slab corruption and panic) or possibly have unspecified other impact by triggering an INIT collision that leads to improper handling of shared-key data.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

Linux kernel Affected 1 release

Version	Status	Fixed in
—	Affected	`3.2.67`

Ubuntu Affected 3 releases

Version	Status	Fixed in
14.10	Affected	—
14.04	Affected	—
12.04	Affected	—

Debian Mixed 7 releases

Version	Status	Fixed in
trixie	Fixed	`3.16.7-ckt4-3`
sid	Fixed	`3.16.7-ckt4-3`
forky	Fixed	`3.16.7-ckt4-3`
bullseye	Fixed	`3.16.7-ckt4-3`
bookworm	Fixed	`3.16.7-ckt4-3`
8.0	Affected	—
7.0	Affected	—

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.