Displaying 5 results from an estimated 5 matches for "suhov".
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2024 Sep 11
2
[Bug 3732] New: An integer underflow may occur due to arithmetic operation (unsigned subtraction) between values '0' and '67108864', where the first value comes from the expression 'h4 + b' and the second value comes from the expression '(1 << 26)'
...#39;
Product: Portable OpenSSH
Version: 9.8p1
Hardware: Other
OS: Linux
Status: NEW
Severity: security
Priority: P5
Component: Build system
Assignee: unassigned-bugs at mindrot.org
Reporter: suhov.ra at npc-ksb.ru
File:
https://github.com/openssh/openssh-portable/blob/master/poly1305.c
Line: 140
The expression g4 = h4 + b - (1 << 26); may cause an overflow if the
value of h4 + b is less than 67108864, which is equivalent to 1 << 26.
Overflow when working with unsigned numbers w...
2024 Sep 11
2
[Bug 3730] New: Integer overflow when adding 6000 and display_number
...ay_number
Product: Portable OpenSSH
Version: 9.8p1
Hardware: Other
OS: All
Status: NEW
Severity: minor
Priority: P5
Component: Build system
Assignee: unassigned-bugs at mindrot.org
Reporter: suhov.ra at npc-ksb.ru
File:
https://github.com/openssh/openssh-portable/blob/master/channels.c
Line: 5239
There is virtually no chance of integer overflow when adding 6000 to
display_number. The display_number variable is read from a string
containing the value of the DISPLAY environment variable, whi...
2024 Sep 11
1
[Bug 3731] New: Integer overflow when adding 6000 and display_number
...ay_number
Product: Portable OpenSSH
Version: 9.8p1
Hardware: Other
OS: All
Status: NEW
Severity: minor
Priority: P5
Component: Build system
Assignee: unassigned-bugs at mindrot.org
Reporter: suhov.ra at npc-ksb.ru
File:
https://github.com/openssh/openssh-portable/blob/master/channels.c
Line: 5239
There is virtually no chance of integer overflow when adding 6000 to
display_number. The display_number variable is read from a string
containing the value of the DISPLAY environment variable, whi...
2024 Sep 11
1
[Bug 3734] New: Expression 'l > SIZE_MAX' is always false
...lse
Product: Portable OpenSSH
Version: 9.8p1
Hardware: Other
OS: All
Status: NEW
Severity: enhancement
Priority: P5
Component: Build system
Assignee: unassigned-bugs at mindrot.org
Reporter: suhov.ra at npc-ksb.ru
File:
https://github.com/openssh/openssh-portable/blob/master/sshbuf-misc.c
Line: 221
Expression 'l > SIZE_MAX' is always false , which may be caused by a
logical error: 'l' has a type 'size_t' with minimum value '0' and a
maximum value '184...
2024 Sep 11
2
[Bug 3735] New: The ngroups variable may be set to a negative value when calling sysconf(_SC_NGROUPS_MAX)
...UPS_MAX)
Product: Portable OpenSSH
Version: 9.8p1
Hardware: Other
OS: All
Status: NEW
Severity: normal
Priority: P5
Component: Build system
Assignee: unassigned-bugs at mindrot.org
Reporter: suhov.ra at npc-ksb.ru
File:
https://github.com/openssh/openssh-portable/blob/master/groupaccess.c
Line: 64
The ngroups variable can be set to a negative value when calling
sysconf(_SC_NGROUPS_MAX), and this value is then used without checking
in the xcalloc function call, which can lead to unpredicta...