CVE-2022-1907

Buffer Over-read in bfabiszewski/libmobi

3.6 LowFix available

Buffer Over-read in GitHub repository bfabiszewski/libmobi prior to 0.11.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: High
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: Low

Exploit likelihood

0.71%Down 0.2 points since May 28, 2022

What each source reports

CVE List Score used 3.6

Buffer Over-read in bfabiszewski/libmobi

Buffer Over-read in GitHub repository bfabiszewski/libmobi prior to 0.11.

Record: CVE-2022-1907
CVSS 3.0: 3.6 LowCVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L
Weakness: CWE-126
Updated: 2026-11-02

EUVDEUVD-2022-25179 3.6

Buffer Over-read in GitHub repository bfabiszewski/libmobi prior to 0.11.

Record: EUVD-2022-25179
CVSS 3.0: 3.6 LowCVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L
Updated: 2026-11-03

GitHub AdvisoriesGHSA-vpqp-8hvh-698m 8.1

Buffer Over-read in GitHub repository bfabiszewski/libmobi prior to 0.11.

Buffer Over-read in GitHub repository bfabiszewski/libmobi prior to 0.11.

Record: GHSA-vpqp-8hvh-698m
CVSS 3.1: 8.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Weakness: CWE-125
Updated: 2026-11-02

NVD 8.1

Buffer Over-read in GitHub repository bfabiszewski/libmobi prior to 0.11.

Record: CVE-2022-1907
CVSS 3.1: 8.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
CVSS 3.0: 3.6 LowCVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L
CVSS 2.0: 5.8 MediumAV:N/AC:M/Au:N/C:P/I:N/A:P
Weakness: CWE-126, CWE-125
Updated: 2026-11-02

OSV 3.6

Buffer Over-read in bfabiszewski/libmobi

Buffer Over-read in GitHub repository bfabiszewski/libmobi prior to 0.11.

Record: CVE-2022-1907
CVSS 3.0: 3.6 LowCVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L
Weakness: CWE-126
Updated: 2026-11-02

OSVDEBIAN-CVE-2022-1907 8.1

Buffer Over-read in GitHub repository bfabiszewski/libmobi prior to 0.11.

Record: DEBIAN-CVE-2022-1907
CVSS 3.1: 8.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Updated: 2026-11-03

OSVUBUNTU-CVE-2022-1907 8.1

Buffer Over-read in GitHub repository bfabiszewski/libmobi prior to 0.11.

Record: UBUNTU-CVE-2022-1907
CVSS 3.1: 8.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
CVSS 3.0: 3.6 LowCVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L
Updated: 2026-11-02

OSVUSN-7638-1 No score

libmobi vulnerabilities

It was discovered that Libmobi did not correctly handle certain memory operations, which could lead to a buffer overflow. A local attacker could possibly trigger this vulnerability to cause a denial of service. (CVE-2022-1907, CVE-2022-1908)

It was discovered that Libmobi could dereference a NULL pointer via the component mobi_buffer_getpointer. A local attacker could possibly trigger this vulnerability to cause a denial of service. (CVE-2022-29788)

Record: USN-7638-1
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`libmobi` Debian:12	before 0.11+dfsg-1	0.11+dfsg-1
`libmobi` Debian:13	before 0.11+dfsg-1	0.11+dfsg-1
`libmobi` Debian:14	before 0.11+dfsg-1	0.11+dfsg-1
`libmobi` Ubuntu:Pro:22.04:LTS	before 0.9+dfsg1-1ubuntu0.1~esm1, plus listed versions 0.9+dfsg1-1	0.9+dfsg1-1ubuntu0.1~esm1
`libmobi` Ubuntu:24.04:LTS	All versions, plus listed versions 0.11+dfsg-10.11+dfsg-1.10.11+dfsg-1.1build1	None known
`libmobi` Ubuntu:25.10	All versions, plus listed versions 0.12+dfsg-10.12+dfsg-1build1	None known
`libmobi` Ubuntu:26.10	All versions, plus listed versions 0.12+dfsg-1build2	None known
`libmobi` Ubuntu:26.04:LTS	All versions, plus listed versions 0.12+dfsg-1build10.12+dfsg-1build2	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-1907 is a low vulnerability (CVSS 3.6) in Bfabiszewski Bfabiszewski/libmobi, published May 27, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.71%, the 53rd percentile. Fixed in libmobi 0.11+dfsg-1.

References

Show 5 moreShow less