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ubuntucveUbuntu.comUB:CVE-2022-2869
HistoryAug 17, 2022 - 12:00 a.m.

CVE-2022-2869

2022-08-1700:00:00
ubuntu.com
ubuntu.com
21
libtiff
tiffcrop
uint32_t
underflow
extractcontigsamples8bits
crafted file
exploitation
crash

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

27.8%

libtiff’s tiffcrop tool has a uint32_t underflow which leads to out of
bounds read and write in the extractContigSamples8bits routine. An attacker
who supplies a crafted file to tiffcrop could trigger this flaw, most
likely by tricking a user into opening the crafted file with tiffcrop.
Triggering this flaw could cause a crash or potentially further
exploitation.

Bugs

Notes

Author Note
rodrigo-zaiden fix is the same commit as in CVE-2022-2867, CVE-2022-2868
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchtiff< 4.0.9-5ubuntu0.8UNKNOWN
ubuntu20.04noarchtiff< 4.1.0+git191117-2ubuntu0.20.04.6UNKNOWN
ubuntu22.04noarchtiff< 4.3.0-6ubuntu0.2UNKNOWN
ubuntu14.04noarchtiff< 4.0.3-7ubuntu0.11+esm3UNKNOWN
ubuntu16.04noarchtiff< 4.0.6-1ubuntu0.8+esm3UNKNOWN

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

27.8%