VIR Vulnerability Intelligence Relay

CVE-2020-29372

medium
Published 2020-11-28 · Modified 2026-05-29
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CVSS v3
4.7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4 NEW
—
not yet in upstream
VIR risk
4.7

Description

An issue was discovered in do_madvise in mm/madvise.c in the Linux kernel before 5.6.8. There is a race condition between coredump operations and the IORING_OP_MADVISE implementation, aka CID-bc0c4d1e176e.

Predictions

Exploit likelihood
47%
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 Linux kernel Affected 1 release
VersionStatusFixed in
— Affected 5.6.8
suse SUSE Affected 1 release
VersionStatusFixed in
— Affected —
ubuntu Ubuntu Affected 4 releases
VersionStatusFixed in
20.04 Affected —
18.04 Affected —
16.04 Affected —
14.04 Affected —
debian Debian Fixed 5 releases
VersionStatusFixed in
trixie Fixed 5.6.14-1
sid Fixed 5.6.14-1
forky Fixed 5.6.14-1
bullseye Fixed 5.6.14-1
bookworm Fixed 5.6.14-1

References

CWEs

CWE-362

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

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