4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
0.039 Low
EPSS
Percentile
91.9%
The png_push_read_zTXt function in pngpread.c in libpng 1.0.x before
1.0.58, 1.2.x before 1.2.48, 1.4.x before 1.4.10, and 1.5.x before 1.5.10
allows remote attackers to cause a denial of service (out-of-bounds read)
via a large avail_in field value in a PNG image.
Author | Note |
---|---|
tyhicks | Per Debian BTS, upstream removed the vulnerable function (png_push_read_zTXt) in 1.2.48. |
jdstrand | firefox and thunderbird are not affected |