CVE-2024-53106
ima: fix buffer overrun in ima_eventdigest_init_common
No known exploitation. EPSS puts it in the 14th percentile. Fixed versions are out.
What to do
Find your product and version, then upgrade to the build on the right.
- LinuxAffected: ≥ 9fab303a2cb3d323ca3a32a8b4ab60b451141901, < e01aae58e818503f2ffcd34c6f7dc6f90af1057eUpgrade to: e01aae58e818503f2ffcd34c6f7dc6f90af1057eAffected: ≥ 9fab303a2cb3d323ca3a32a8b4ab60b451141901, < 8a84765c62cc0469864e2faee43aae253ad16082Upgrade to: 8a84765c62cc0469864e2faee43aae253ad16082Affected: ≥ 9fab303a2cb3d323ca3a32a8b4ab60b451141901, < 1ecf0df5205cfb0907eb7984b8671257965a5232Upgrade to: 1ecf0df5205cfb0907eb7984b8671257965a5232Affected: ≥ 9fab303a2cb3d323ca3a32a8b4ab60b451141901, < 923168a0631bc42fffd55087b337b1b6c54dcff5Upgrade to: 923168a0631bc42fffd55087b337b1b6c54dcff5Stated by: CVE record
- Сообщество свободного программного обеспечения Debian GNU/LinuxAffected: 11Upgrade to: not statedStated by: BDU
- ООО «Ред Софт» РЕД ОСAffected: 7.3Upgrade to: not statedStated by: BDU
- ООО «РусБИТех-Астра» Astra Linux Special EditionAffected: 1.7Upgrade to: not statedStated by: BDU
- Canonical Ltd. UbuntuAffected: 24.04 LTSUpgrade to: not statedStated by: BDU
Versions as the sources state them. 2 more products have version data. Full version matrix after sign-in
What it is
From the CVE record
In the Linux kernel, the following vulnerability has been resolved: ima: fix buffer overrun in ima_eventdigest_init_common Function ima_eventdigest_init() calls ima_eventdigest_init_common() with HASH_ALGO__LAST which is then used to access the array hash_digest_size[] leading to buffer overrun. Have a conditional statement to handle this.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.2% chance of exploitation activity in the next 30 days, which ranks it in the 14th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
8 events over 610 days, from the signal feeds we watch.
- Patch availablerecord updated
- OpenVAS check added
- Patch availablerecord updated
- Publishedweakness classified, att&ck mapped
Affected products
And 1 more affected product. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H
Scored 7.3 by NVD.
How it is reached
- Attack Vector LocalRequires local access to the vulnerable system (e.g. local login, malicious file)
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required LowRequires basic user-level privileges
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity LowData modification is possible but limited in scope or consequence
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Initial AccessT1190Exploit Public-Facing Applicationhigh confidence
- Privilege EscalationT1068Exploitation for Privilege Escalationhigh confidence
Sources
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