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debianDebianDEBIAN:DLA-598-1:2F723
HistoryAug 20, 2016 - 2:44 p.m.

[SECURITY] [DLA 598-1] suckless-tools security update

2016-08-2014:44:58
lists.debian.org
16

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.008

Percentile

81.8%

Package : suckless-tools
Version : 38-2+deb7u1
CVE ID : CVE-2016-6866

It was discovered that the slock screen locking tool would segfault when the
user's account had been disabled.

slock called crypt(3) and used the return value for strcmp(3) without checking
to see if the return value of crypt(3) was a NULL pointer. If the hash returned
by (getspnam()->sp_pwdp) was invalid, crypt(3) would return NULL and set errno
to EINVAL. This would cause slock to segfault which leaves the machine
unprotected.

For Debian 7 "Wheezy", this issue has been fixed in suckless-tools version
38-2+deb7u1.

We recommend that you upgrade your suckless-tools packages.

Regards,


  ,''`.
 : :'  :     Chris Lamb
 `. `'`      [email protected] / chris-lamb.co.uk
   `-

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.008

Percentile

81.8%