CVE-2021-45943

unknown

Published 2022-01-01 · Modified 2023-12-06

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CVSS v3

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CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v4 NEW

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not yet in upstream

VIR risk

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Description

GDAL 3.3.0 through 3.4.0 has a heap-based buffer overflow in PCIDSK::CPCIDSKFile::ReadFromFile (called from PCIDSK::CPCIDSKSegment::ReadFromFile and PCIDSK::CPCIDSKBinarySegment::CPCIDSKBinarySegment).

Predictions

Exploit likelihood

20%

Patch ETA

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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

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`3.4.1+dfsg-1`
sid	Fixed	`3.4.1+dfsg-1`
forky	Fixed	`3.4.1+dfsg-1`
bullseye	Fixed	`3.2.2+dfsg-2+deb11u2`
bookworm	Fixed	`3.4.1+dfsg-1`

Package impact

Ecosystem	Package	Vulnerable	Fixed
PyPI	gdal	`<1ca6a3e5168c200763fa46d8aa7e698d0b757e7e\|\|>=3.3.0,<3.4.1`	`1ca6a3e5168c200763fa46d8aa7e698d0b757e7e`

References

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

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