CVE-2023-52683
ACPI: LPIT: Avoid u32 multiplication overflow
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
In the Linux kernel, the following vulnerability has been resolved: ACPI: LPIT: Avoid u32 multiplication overflow In lpit_update_residency() there is a possibility of overflow in multiplication, if tsc_khz is large enough (> UINT_MAX/1000). Change multiplication to mul_u32_u32(). Found by Linux Verification Center (linuxtesting.org) with SVACE.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
4.15
References 8
git.kernel.org
- stable/c/647d1d50c31e60ef9ccb9756a8fdf863329f7aee
- stable/c/6c38e791bde07d6ca2a0a619ff9b6837e0d5f9ad
- stable/c/f39c3d578c7d09a18ceaf56750fc7f20b02ada63
- stable/c/c1814a4ffd016ce5392c6767d22ef3aa2f0d4bd1
- stable/c/72222dfd76a79d9666ab3117fcdd44ca8cd0c4de
- stable/c/d1ac288b2742aa4af746c5613bac71760fadd1c4
- stable/c/b7aab9d906e2e252a7783f872406033ec49b6dae
- stable/c/56d2eeda87995245300836ee4dbd13b002311782