CVE-2017-17052
high
CVSS v3
7.8
CVSS v4 NEW
—
VIR risk
7.8
Description
The mm_init function in kernel/fork.c in the Linux kernel before 4.12.10 does not clear the ->exe_file member of a new process's mm_struct, allowing a local attacker to achieve a use-after-free or possibly have unspecified other impact by running a specially crafted program.
Predictions
Exploit likelihood
75%
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 withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 4.12.12-1 |
| debian | bullseye | fixed | 4.12.12-1 |
| debian | forky | fixed | 4.12.12-1 |
| debian | sid | fixed | 4.12.12-1 |
| debian | trixie | fixed | 4.12.12-1 |
| linux-kernel | affected | 4.9.46 |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2b7e8665b4ff51c034c55df3cff76518d1a9ee3a
- http://www.securityfocus.com/bid/102009
- https://github.com/torvalds/linux/commit/2b7e8665b4ff51c034c55df3cff76518d1a9ee3a
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.10
- https://security-tracker.debian.org/tracker/CVE-2017-17052
CWEs
CWE-416
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.